Find the surface area of the solid.
A. 343 ft2
B. 294 ft2
C. 147 ft2
D. 392 ft2
Answer: B
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Solve.A semicircular driveway has a diameter of 90 ft. How long is the driveway?
A. 1350 ft B. 282.6 ft C. 141.3 ft D. 139.3 ft
The graph of 
is given in the figure. State whether 
or 
A. a > 0 B. a < 0
Solve the problem.The cost, c, in dollars of renting a motorized scooter is c = 7 + 0.25m, where m is the number of miles driven. Graph the equation and use the graph to estimate the cost, to the nearest dollar, of the scooter rental if the number of miles driven is 34.
A. About 12 dollars B. About 21 dollars C. About 35.75 dollars D. About 16 dollars
Solve the problem.The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 2 amperes when the resistance is 546 ohms. What is the current when the resistance is 516 ohms?
A. 1.9 amp B. 2.1 amp C. 0.47 amp D. 0.53 amp