Solve the problem, using 3.14 for ?. Round to nearest tenth unless instructed differently.A wicker basket has a circular rim with a diameter of 7 in. How many inches of ribbon are needed to go once around the rim?
A. 22 in.
B. 20 in.
C. 49 in.
D. 44 in.
Answer: A
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Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Use ratios or conversion factors to convert the measures of time. Round to hundredths.420 seconds to minutes
A. 7 min B. 13 min C. 3 min D. 17 min
Solve the problem.A church steeple casts a shadow 104 ft long, and at the same time a 8.0-ft post cast a shadow 6.0 ft long. How high is the steeple? Round to the nearest unit.
A. 139 ft B. 108 ft C. 78 ft D. 8 ft
Solve.A tower has a 35-foot guy wire attached to a pole. If the guy wire is anchored on the ground 21 feet from the base of the pole, how high up the tower is the other end of the guy wire attached? 
A. The guy wire is attached at a height of 280 ft. B. The guy wire is attached at a height of 28 ft. C. The guy wire is attached at a height of 784 ft. D. The guy wire is attached at a height of 38 ft.