Solve the problem.A drapery panel measures 8 feet by 10 feet. How many square feet of material are needed for eight panels?
A. 640 square feet of material are needed for eight panels.
B. 560 square feet of material are needed for eight panels.
C. 80 square feet of material are needed for eight panels.
D. 88 square feet of material are needed for eight panels.
Answer: A
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The table below shows the hourly rates for a personal trainer at a health club. Write an equation that describes the cost of x hours of training, and then determine the cost of 5 hours: Hours (x) Cost (C) 1 $55 2 $100 3 $130 X ? ?
A. ?? = 55x, C(5) = 275 B. ?C = x + 55, C(5) = 60 C. ?C = 55(3), C(5) = 165 D. ??C = 55x +55, C(5) = 330 E. ?C = 55x, C(5) = 255
Convert from cents to dollars.246¢
A. $0.246 B. $24.60 C. $2460.00 D. $2.46
Simplify the exponential expression.
A.
 x8? |
B.
x39C.
x41D.
x20Calculate the flux of the field F across the closed plane curve C.F = xi + yj; the curve C is the counterclockwise path around the circle x2 + y2 = 121
A. 484? B. 242? C. 0 D. 22?