TSIA2- Chapter 4 – Quantitative Reasoning – Question Set 2

#1. Evaluate: 8 + 12 ÷ 4 × 3 – 5

10

8

14

12

#2. Simplify: 15 – (8 – 3) + 4 × 2

18

16

22

20

#3. Calculate: 6 × (9 – 4) + 18 ÷ 3

36

40

42

33

#4. Evaluate: 45 ÷ 5 + 3 × (7 – 2)

30

20

24

28

#5. Simplify: (24 + 16) ÷ 8 – 2

7

1

5

3

#6. Calculate: 100 – 4² × 3 + 12

52

76

64

88

#7. Evaluate: 2³ + 5 × 6 – 18 ÷ 3

34

36

32

28

#8. Simplify: 72 ÷ (4 + 4) × 3

27

21

18

24

#9. Calculate: 5 + 3² × 2 – 7

18

16

14

20

#10. Evaluate: 60 – 20 ÷ 4 + 8 × 2

68

65

71

75

#11. Which property is demonstrated by: 7 × (4 + 9) = 7 × 4 + 7 × 9?

Identity

Distributive

Associative

Commutative

#12. Apply the distributive property to simplify: 6(x + 11). What coefficient is x multiplied by?

66

11

6

17

#13. If 13 × 8 = 8 × 13 which property is illustrated?

Commutative

Identity

Associative

Distributive

#14. Use the distributive property: 9(15) = 9(10 + 5) = 9(10) + 9(5). What is the result?

155

145

125

135

#15. Simplify using properties: 25 × 17 × 4 = (25 × 4) × 17. What is the value?

1500

1800

1600

1700

#16. What is the greatest common factor (GCF) of 48 and 72?

24

12

18

36

#17. What is the least common multiple (LCM) of 15 and 20?

60

75

40

100

#18. Which of the following is a prime number?

27

49

51

37

#19. How many prime numbers are between 30 and 50?

7

4

5

6

#20. What is the GCF of 84 and 126?

14

42

21

28

#21. What is the LCM of 18 and 24?

48

96

72

144

#22. What is the prime factorization of 180?

2² × 3² × 5

2³ × 3 × 5

2 × 3³ × 5

2² × 3 × 5²

#23. How many factors does 36 have?

9

8

6

10

#24. What is the smallest prime number greater than 60?

61

63

59

67

#25. What is the GCF of 56 and 98 and 126?

7

14

28

21

#26. Evaluate: |-17| + |9|

-26

26

8

-8

#27. Calculate: |23 – 41|

64

-18

28

18

#28. Evaluate: |-45| – |13|

-32

32

58

-58

#29. Calculate: |8 – 19| + |-7|

18

4

24

12

#30. Evaluate: 3|−6| + 4

22

26

-14

14

#31. What is the distance between -28 and 15 on a number line?

13

43

-13

33

#32. Calculate: |−52| ÷ 4

13

56

-13

48

#33. Evaluate: |-9| × |6| – 20

14

74

54

34

#34. A warehouse has 847 boxes. If 369 are shipped out and 512 arrive how many boxes are now in the warehouse?

1360

1010

990

478

#35. Evaluate: 144 ÷ 12 + 7 × 8 – 19

45

53

49

57

#36. Calculate: (18 + 27) ÷ 9 × 7

28

35

42

49

#37. Simplify: 11² – 8² + 15

70

58

72

64

#38. A factory produces 1456 widgets per day. How many widgets are produced in 7 days?

10392

10192

9992

10092

#39. Evaluate: 200 – 3 × (15 + 9) ÷ 4

186

178

174

182

#40. Calculate: 7³ – 2⁴ × 5

273

283

253

263

#41. A theater has 28 rows with 34 seats per row. How many total seats are there?

932

962

952

942

#42. Simplify: 96 ÷ (8 – 2) + 11 × 5

71

75

79

67

#43. Calculate: 4 × 6² – 48 ÷ 6

128

140

136

144

#44. A bookstore ordered 1825 books. If they are packed in boxes of 25 how many boxes are needed?

72

73

74

75

#45. Evaluate: (36 – 18) ÷ 3 + 9 × 4

48

42

38

36

#46. Calculate: 5 × (14 – 6) – 32 ÷ 4

40

36

32

28

#47. What is the value of 2⁶ + 3³?

101

71

91

81

#48. A construction crew lays 248 bricks per hour. How many bricks can they lay in 9 hours?

2332

2232

2132

2032

#49. Convert 7/8 to a decimal.

0.857

0.875

0.775

0.785

#50. Convert 0.68 to a fraction in simplest form.

68/100

13/20

34/50

17/25

#51. Express 3/5 as a percent.

65%

35%

50%

60%

#52. Convert 0.375 to a fraction in simplest form.

5/8

3/4

1/3

3/8

#53. Express 134% as a decimal.

1.34

13.4

134

0.134

#54. Convert 5/16 to a decimal.

0.3025

0.3125

0.325

0.315

#55. Express 0.08 as a percent.

80%

8%

0.8%

0.08%

#56. Convert 2.75 to a mixed number in simplest form.

2 2/3

2 3/4

2 1/4

2 7/10

#57. Express 9/20 as a percent.

45%

40%

50%

55%

#58. Convert 0.625 to a fraction in simplest form.

3/5

5/8

2/3

7/10

#59. Calculate: 2/3 + 5/6

5/3

7/9

7/6

3/2

#60. Simplify: 7/8 – 3/4

1/4

4/4

1/2

1/8

#61. Calculate: 4/5 × 15/16

2/3

7/8

5/6

3/4

#62. Simplify: 3/4 ÷ 9/16

3/4

4/3

27/64

16/9

#63. Calculate: 5/6 + 7/12 – 1/3

7/6

13/12

1

11/12

#64. A recipe calls for 2/3 cup of sugar. If you want to make 2.5 times the recipe how many cups of sugar do you need?

7/4

5/3

3/2

4/3

#65. Simplify: 5/12 + 3/8

8/20

21/24

19/24

17/24

#66. Calculate: 11/15 – 2/5

1/3

3/10

2/5

9/15

#67. Simplify: 7/9 × 6/14

3/7

2/3

1/3

7/12

#68. Calculate: 8/9 ÷ 4/3

27/32

3/2

2/3

32/27

#69. Calculate: 15.78 + 9.346

25.126

26.126

25.226

24.126

#70. Simplify: 42.5 – 17.89

24.61

23.61

25.61

24.51

#71. Calculate: 3.6 × 7.5

28

26

27

25

#72. Simplify: 83.52 ÷ 6.4

14.05

13.05

12.05

13.5

#73. A runner completes a 5.8-mile course in 0.75 hours. What is the average speed in miles per hour?

7.33

6.93

7.73

8.13

#74. Calculate: 18.9 + 6.47 – 11.32

14.55

15.05

14.05

13.05

#75. Simplify: 8.4 × 0.95

7.98

7.88

8.08

7.78

#76. Calculate: 156.8 ÷ 3.2

47

49

51

45

#77. A gallon of paint costs $34.95. How much do 4.5 gallons cost?

$167.28

$137.28

$147.28

$157.28

#78. Calculate: 0.48 × 125

50

60

55

70

#79. What is 35% of 280?

78

88

108

98

#80. 72 is what percent of 240?

30%

20%

35%

25%

#81. A laptop originally priced at $850 is on sale for 20% off. What is the sale price?

$700

$680

$720

$660

#82. A salesperson earns a 6.5% commission on sales. If they sell $12400 worth of merchandise what is their commission?

$786

$846

$826

$806

#83. A store marks up merchandise by 45%. If an item costs the store $68 what is the retail price?

$99.60

$97.60

$98.60

$100.60

#84. What is 12.5% of 960?

130

100

110

120

#85. A restaurant bill is $87.50. If you leave an 18% tip what is the total amount paid?

$101.25

$102.25

$104.25

$103.25

#86. 153 is 34% of what number?

400

450

425

500

#87. A jacket is on sale for $91 which is 65% of the original price. What was the original price?

$120

$140

$130

$150

#88. What percent of 320 is 56?

15.5%

17.5%

16.5%

18.5%

#89. A population increases from 4200 to 5040. What is the percent increase?

16%

22%

18%

20%

#90. The price of gas decreased from $3.80 per gallon to $3.42 per gallon. What is the percent decrease?

12%

8%

10%

15%

#91. A stock value rose from $45 to $54. What is the percent increase?

18%

22%

16%

20%

#92. A company reduced its workforce from 850 employees to 765 employees. What is the percent decrease?

12%

15%

10%

8%

#93. Sales increased from $78000 to $93600. What is the percent increase?

20%

15%

25%

18%

#94. If 7 notebooks cost $21 how much do 11 notebooks cost?

$29

$35

$31

$33

#95. A recipe for 8 servings calls for 3 cups of flour. How many cups are needed for 12 servings?

4.5

3.5

5

4

#96. If 5 pounds of apples cost $8.75 what is the cost of 13 pounds?

$21.75

$22.75

$23.75

$20.75

#97. A car travels 168 miles on 6 gallons of gas. How far can it travel on 9 gallons?

252 miles

242 miles

232 miles

262 miles

#98. If 4 tickets cost $78 how much do 7 tickets cost?

$136.50

$126.50

$146.50

$156.50

#99. A machine produces 240 units in 8 hours. How many units does it produce in 13 hours?

370

380

400

390

#100. If 9 workers can complete a job in 15 days how many days would it take 12 workers at the same rate?

13.25

12.25

10.25

11.25

#101. A map scale shows 2.5 inches represents 75 miles. How many miles does 7 inches represent?

200

210

190

220

#102. If 6 cans of soup cost $13.50 what is the cost of 14 cans?

$31.50

$29.50

$30.50

$32.50

#103. A printer can print 180 pages in 4 minutes. How long will it take to print 495 pages?

9 minutes

10 minutes

12 minutes

11 minutes

#104. A 16-ounce bottle of juice costs $2.88. What is the unit price per ounce?

$0.15

$0.18

$0.20

$0.16

#105. A car travels 378 miles using 14 gallons of gasoline. What is the fuel efficiency in miles per gallon?

26

28

25

27

#106. If 24 pencils cost $9.60 what is the cost per pencil?

$0.35

$0.45

$0.50

$0.40

#107. A factory produces 1764 items in 9 hours. What is the production rate per hour?

196

186

176

206

#108. A 3-pound bag of rice costs $6.27. What is the unit price per pound?

$2.19

$2.29

$1.99

$2.09

#109. A worker earns $612 for 36 hours of work. What is the hourly wage?

$17

$15

$16

$18

#110. Which is the better buy: 6 bars of soap for $11.94 or 8 bars for $15.60?

Both equal

8 for $15.60

6 for $11.94

Cannot determine

#111. A cyclist rides 117 miles in 6 hours. What is the average speed in miles per hour?

17.5

20.5

19.5

18.5

#112. A 40-ounce jar of peanut butter costs $7.20. What is the unit price per ounce?

$0.22

$0.16

$0.20

$0.18

#113. A typist types 2835 words in 45 minutes. What is the typing speed in words per minute?

61

59

63

65

#114. The ratio of boys to girls in a class is 5:7. If there are 35 boys how many girls are there?

53

45

42

49

#115. A paint mixture requires blue and white paint in a ratio of 3:8. If you use 24 cups of blue paint how many cups of white paint are needed?

64

68

60

56

#116. The ratio of fiction to non-fiction books in a library is 9:4. If there are 144 fiction books how many non-fiction books are there?

60

72

64

68

#117. A concrete mix uses cement sand and gravel in the ratio 1:2:4. If 28 cubic feet of gravel is used how many cubic feet of cement are needed?

5

7

8

6

#118. The ratio of cats to dogs at a shelter is 7:11. If there are 77 dogs how many cats are there?

49

42

45

53

#119. A metal alloy contains copper and zinc in the ratio 5:3. If the alloy weighs 96 pounds how many pounds of copper does it contain?

55

50

65

60

#120. The ratio of teachers to students at a school is 1:18. If there are 26 teachers how many students are there?

478

468

448

458

#121. A fruit salad uses strawberries and blueberries in a 4:3 ratio. If 60 ounces of strawberries are used how many ounces of blueberries are needed?

35

45

50

40

#122. The ratio of red to blue marbles in a jar is 5:9. If there are 126 blue marbles how many red marbles are there?

70

65

75

60

#123. A garden has roses and tulips in a ratio of 7:5. If there are 84 roses how many tulips are there?

60

50

65

55

#124. On a blueprint 1 inch represents 8 feet. If a room is 5.5 inches on the blueprint what is the actual length?

40 feet

42 feet

44 feet

46 feet

#125. A model airplane has a scale of 1:48. If the model is 15 inches long how long is the actual airplane?

60 feet

50 feet

55 feet

65 feet

#126. A map scale is 1 cm = 25 km. Two cities are 8.4 cm apart on the map. What is the actual distance?

210 km

200 km

220 km

190 km

#127. A photograph is enlarged so that a 4-inch width becomes 18 inches. If the original height is 6 inches what is the enlarged height?

30 inches

21 inches

27 inches

24 inches

#128. A scale drawing uses 3 cm to represent 50 meters. How many meters does 11.4 cm represent?

200 meters

190 meters

170 meters

180 meters

#129. A model train is built at a 1:87 scale. If a model car is 3 inches long how long is the actual car?

21.75 feet

20.75 feet

19.75 feet

22.75 feet

#130. On a floor plan 0.5 inches represents 3 feet. A hallway measures 2.25 inches on the plan. What is the actual length?

12.5 feet

11.5 feet

14.5 feet

13.5 feet

#131. A landscape designer draws plans where 2 inches equals 5 yards. If a patio is 9 inches on the plan what is the actual width?

20.5 yards

23.5 yards

21.5 yards

22.5 yards

#132. A statue is built at 1:6 scale. If the model is 4.5 feet tall how tall is the actual statue?

24 feet

21 feet

27 feet

30 feet

#133. An architectural drawing uses a scale of 0.25 inch equals 1 foot. A window measures 1.75 inches wide on the drawing. What is the actual width?

6 feet

5 feet

8 feet

7 feet

#134. Round 8647 to the nearest hundred.

8700

8600

9000

8650

#135. Estimate 487 × 23 by rounding to the nearest ten.

12000

11000

10000

11500

#136. Round 74.846 to the nearest tenth.

74.9

75.0

74.85

74.8

#137. Estimate 9187 ÷ 29 by rounding to compatible numbers.

300

320

280

250

#138. Round 0.0763 to the nearest hundredth.

0.07

0.077

0.08

0.076

#139. Estimate the sum: 627 + 389 + 814 by rounding to the nearest hundred.

1800

1700

2000

1900

#140. Round 456789 to the nearest thousand.

450000

457000

456000

460000

#141. Estimate 7843 – 2916 by rounding to the nearest thousand.

4000

6000

5000

4500

#142. Round 3.14159 to the nearest thousandth.

3.142

3.143

3.141

3.140

#143. Estimate 68.7 × 4.9 by rounding to whole numbers.

360

345

340

350

#144. Calculate mentally: 250 × 8

1900

2000

2050

2100

#145. Use mental math to find 15% of 80.

10

13

12

11

#146. Calculate mentally: 630 ÷ 9

75

60

65

70

#147. Use mental math: 45² (45 × 45)

2225

2025

2125

1925

#148. Calculate mentally: 13 × 11

123

143

153

133

#149. Use mental math to find 20% of 450.

95

80

90

85

#150. Calculate mentally: 1400 ÷ 70

18

22

20

25

#151. Use mental math: 37 + 28 + 13 + 22

100

105

95

90

#152. Calculate mentally: 25 × 36

800

950

850

900

#153. Use mental math to find 50% of 174.

85

89

87

90

#154. A student calculated 287 × 41 = 11767. Is this answer reasonable?

Yes

No too high

Cannot determine

No too low

#155. A calculation shows that 8956 ÷ 47 = 19. Is this reasonable?

No too high

Cannot determine

Yes

No too low

#156. Estimate to check: Is 5824 + 3147 + 2089 = 11060 reasonable?

Cannot determine

No too low

No too high

Yes

#157. A calculator shows 0.75 × 320 = 24. Is this reasonable?

No too high

Yes

Cannot determine

No too low

#158. Someone calculated that 15% of 600 is 900. Is this reasonable?

Yes

No too low

Cannot determine

No too high

#159. Estimate: Is 1234 – 789 = 445 reasonable?

Yes

Cannot determine

No too high

No too low

#160. A calculation shows 48 × 52 = 2496. Is this reasonable?

No too low

Yes

No too high

Cannot determine

#161. Someone claims that 7/8 of 96 is 12. Is this reasonable?

No too low

Yes

Cannot determine

No too high

#162. A student calculated 3.6 × 2.5 = 90. Is this reasonable?

Yes

Cannot determine

No too high

No too low

#163. Check: Is 12345 ÷ 15 = 823 reasonable?

No too high

No too low

Yes

Cannot determine

#164. Which is largest: 3/4 or 0.72 or 68% or 5/7?

0.72

3/4

68%

5/7

#165. Arrange in ascending order: 2/3 then 0.65 then 5/8 then 70%

5/8 0.65 2/3 70%

2/3 0.65 5/8 70%

0.65 5/8 2/3 70%

5/8 2/3 0.65 70%

#166. Which is smallest: 7/12 or 0.6 or 58% or 4/7?

4/7

58%

0.6

7/12

#167. Which statement is true?

7/10 = 0.7

5/8 > 0.62

3/5 < 0.58

All of the above

#168. Order from least to greatest: -5 and absolute value of -3 and -7 and absolute value of 2

3 2 -5 -7

-5 -7 2 3

-7 -5 2 3

-7 -5 3 2

#169. Which is closest to 1: 9/10 or 0.89 or 11/12 or 88%?

88%

9/10

11/12

0.89

#170. Between which two consecutive integers does the square root of 85 lie?

9 and 10

7 and 8

8 and 9

10 and 11

#171. Which fraction is equivalent to 0.45?

5/11

9/20

4/9

7/15

#172. Which is greater: 5³ or 3⁵?

5³

3⁵

Cannot determine

They are equal

#173. Which value is between 5/8 and 3/4?

0.78

0.82

0.68

0.58

#174. A grocery bill totals $87.23 then $45.67 then $123.89. Estimate the total by rounding to the nearest ten.

$260

$270

$240

$250

#175. A warehouse has 2847 items. Approximately 19% are defective. Estimate the number of defective items.

510

600

570

540

#176. A runner completes 3.78 miles in the morning and 4.23 miles in the evening. Estimate the total distance to the nearest whole mile.

9

10

8

7

#177. A store sells items for $18.95 each. Estimate the revenue from selling 47 items.

$850

$900

$950

$1000

#178. A water tank holds 8756 liters. Approximately 2/7 is drained. Estimate the amount drained.

2500

3000

2000

1500

#179. A book has 387 pages. You read 68% of it. Estimate how many pages you have read by rounding.

240

300

260

280

#180. A construction project costs $487250. Estimate this to the nearest $10000.

$485000

$490000

$500000

$480000

#181. A farmer harvests 6234 apples and packs them into boxes of 48. Estimate the number of boxes needed.

110

130

120

140

#182. An event expects 3847 attendees. Each meal costs $12.75. Estimate the total meal cost by rounding.

$50000

$52000

$45000

$48000

#183. A sales representative drives 2349 miles per month. Estimate the annual mileage by rounding to the nearest thousand.

27000

30000

28000

29000

#184. Evaluate: (36 + 48) ÷ 12 × 5 – 8

35

42

30

27

#185. Calculate: 9² – 6² + 3 × 8

81

75

69

63

#186. A baker makes 384 cupcakes and packs them in boxes of 16. How many boxes are filled?

20

24

26

22

#187. Convert 11/16 to a decimal.

0.6575

0.6785

0.6875

0.6975

#188. Simplify: 5/6 – 1/4

3/4

5/12

7/12

2/3

#189. Calculate: 3/7 × 14/9

5/6

2/3

1/2

3/4

#190. Calculate: 27.6 + 14.85 – 9.38

33.17

33.07

34.07

32.07

#191. Simplify: 6.3 × 8.4

52.92

51.92

53.92

50.92

#192. What is 42% of 650?

273

253

263

283

#193. A bicycle originally costs $420. During a sale it is discounted by 35%. What is the sale price?

$273

$263

$283

$293

#194. A restaurant adds an 8% tax to a meal costing $56.25. What is the total cost?

$62.75

$60.75

$61.75

$59.75

#195. If 8 gallons of paint cover 320 square feet how many gallons are needed for 560 square feet?

13

15

14

12

#196. A 24-ounce bottle of shampoo costs $8.16. What is the unit price per ounce?

$0.34

$0.36

$0.32

$0.30

#197. The ratio of width to length of a rectangle is 3:5. If the width is 27 inches what is the length?

50 inches

40 inches

45 inches

35 inches

#198. Estimate 783 × 41 by rounding to the nearest ten.

32000

30000

28000

34000

#199. Round 6.8492 to the nearest hundredth.

6.84

6.80

6.85

6.86

#200. A conference has 1876 attendees and each receives a gift bag costing $7.95. Estimate the total cost by rounding.

$16000

$14000

$15000

$13000

Quantitative Reasoning – Set 2

Results

#1. Evaluate: 8 + 12 ÷ 4 × 3 – 5

#2. Simplify: 15 – (8 – 3) + 4 × 2

#3. Calculate: 6 × (9 – 4) + 18 ÷ 3

#4. Evaluate: 45 ÷ 5 + 3 × (7 – 2)

#5. Simplify: (24 + 16) ÷ 8 – 2

#6. Calculate: 100 – 4² × 3 + 12

#7. Evaluate: 2³ + 5 × 6 – 18 ÷ 3

#8. Simplify: 72 ÷ (4 + 4) × 3

#9. Calculate: 5 + 3² × 2 – 7

#10. Evaluate: 60 – 20 ÷ 4 + 8 × 2

#11. Which property is demonstrated by: 7 × (4 + 9) = 7 × 4 + 7 × 9?

#12. Apply the distributive property to simplify: 6(x + 11). What coefficient is x multiplied by?

#13. If 13 × 8 = 8 × 13 which property is illustrated?

#14. Use the distributive property: 9(15) = 9(10 + 5) = 9(10) + 9(5). What is the result?

#15. Simplify using properties: 25 × 17 × 4 = (25 × 4) × 17. What is the value?

#16. What is the greatest common factor (GCF) of 48 and 72?

#17. What is the least common multiple (LCM) of 15 and 20?

#18. Which of the following is a prime number?

#19. How many prime numbers are between 30 and 50?

#20. What is the GCF of 84 and 126?

#21. What is the LCM of 18 and 24?

#22. What is the prime factorization of 180?

#23. How many factors does 36 have?

#24. What is the smallest prime number greater than 60?

#25. What is the GCF of 56 and 98 and 126?

#26. Evaluate: |-17| + |9|

#27. Calculate: |23 – 41|

#28. Evaluate: |-45| – |13|

#29. Calculate: |8 – 19| + |-7|

#30. Evaluate: 3|−6| + 4

#31. What is the distance between -28 and 15 on a number line?

#32. Calculate: |−52| ÷ 4

#33. Evaluate: |-9| × |6| – 20

#34. A warehouse has 847 boxes. If 369 are shipped out and 512 arrive how many boxes are now in the warehouse?

#35. Evaluate: 144 ÷ 12 + 7 × 8 – 19

#36. Calculate: (18 + 27) ÷ 9 × 7

#37. Simplify: 11² – 8² + 15

#38. A factory produces 1456 widgets per day. How many widgets are produced in 7 days?

#39. Evaluate: 200 – 3 × (15 + 9) ÷ 4

#40. Calculate: 7³ – 2⁴ × 5

#41. A theater has 28 rows with 34 seats per row. How many total seats are there?

#42. Simplify: 96 ÷ (8 – 2) + 11 × 5

#43. Calculate: 4 × 6² – 48 ÷ 6

#44. A bookstore ordered 1825 books. If they are packed in boxes of 25 how many boxes are needed?

#45. Evaluate: (36 – 18) ÷ 3 + 9 × 4

#46. Calculate: 5 × (14 – 6) – 32 ÷ 4

#47. What is the value of 2⁶ + 3³?

#48. A construction crew lays 248 bricks per hour. How many bricks can they lay in 9 hours?

#49. Convert 7/8 to a decimal.

#50. Convert 0.68 to a fraction in simplest form.

#51. Express 3/5 as a percent.

#52. Convert 0.375 to a fraction in simplest form.

#53. Express 134% as a decimal.

#54. Convert 5/16 to a decimal.

#55. Express 0.08 as a percent.

#56. Convert 2.75 to a mixed number in simplest form.

#57. Express 9/20 as a percent.

#58. Convert 0.625 to a fraction in simplest form.

#59. Calculate: 2/3 + 5/6

#60. Simplify: 7/8 – 3/4

#61. Calculate: 4/5 × 15/16

#62. Simplify: 3/4 ÷ 9/16

#63. Calculate: 5/6 + 7/12 – 1/3

#64. A recipe calls for 2/3 cup of sugar. If you want to make 2.5 times the recipe how many cups of sugar do you need?

#65. Simplify: 5/12 + 3/8

#66. Calculate: 11/15 – 2/5

#67. Simplify: 7/9 × 6/14

#68. Calculate: 8/9 ÷ 4/3

#69. Calculate: 15.78 + 9.346

#70. Simplify: 42.5 – 17.89

#71. Calculate: 3.6 × 7.5

#72. Simplify: 83.52 ÷ 6.4

#73. A runner completes a 5.8-mile course in 0.75 hours. What is the average speed in miles per hour?

#74. Calculate: 18.9 + 6.47 – 11.32

#75. Simplify: 8.4 × 0.95

#76. Calculate: 156.8 ÷ 3.2

#77. A gallon of paint costs $34.95. How much do 4.5 gallons cost?

#78. Calculate: 0.48 × 125