Given the radius, r, of a circle, find the diameter; or given the diameter, d, of a circle, find the radius.r = 22.1 yd
A. d = 44.2 yd
B. d = 69.39 yd
C. d = 11.05 yd
D. d = 1533.61 yd
Answer: A
Mathematics
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Solve the problem.A cheetah can run at a speed of approximately 71 miles per hour. Calculate this speed in feet per minute.
A. 2130 ft/min B. 6273 ft/min C. 6218 ft/min D. 6248 ft/min
Mathematics
Write as a decimal.
%
A. 3.1667 B. 0.3167 C. 0.0317 D. 3.0017
Mathematics
Determine whether the relation is a function.
A. Not a function B. Function
Mathematics
Find the exact value of the logarithmic expression.ln e4
A. 
B. 1
C. 4
D. e
Mathematics