Find the area of a sector of a circle having radius r and central angle ?. If necessary, express the answer to the nearest tenth.r = 47.2 cm, ? = 
radians
A. 318.1 cm2
B. 101.3 cm2
C. 6.7 cm2
D. 636.2 cm2
Answer: A
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The pictograph below shows the number of television sets sold during the year by each salesperson in a certain company. Use this information to answer the question.
(a) What is the combined amount of T.V.'s sold by the second-highest salesperson and the third-highest salesperson?(b) What percent of the total number of T.V.'s is this?
A.
| (a) 170 T.V.'s | (b) 42.5% |
B.
| (a) 140 T.V.'s | (b) 35% |
C.
| (a) 150 T.V.'s | (b) 37.5% |
D.
| (a) 160 T.V.'s | (b) 40% |
Solve the problem.A vat contains 20 liters of soup. The soup is to be evenly distributed among 20 cans. How many milliliters will be in each can? Round to the nearest tenth of a milliliter, if necessary.
A. 1000 mL B. 400,000 mL C. 100.0 mL D. 1.0 mL
Solve the inequality.x2 - 7x ? -12
A. (-?, 3] or [4, ?) B. (-?, 3] C. [4, ?) D. [3, 4]
Simplify:
A) 13
B) 60
C) 500
D) 129
E) 125