Simplify.
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.The stiffness of a rectangular beam is proportional to its width times the cube of its depth. Find the dimensions of the stiffest beam than can be cut from a 
cylindrical log. (Round answers to the nearest tenth.)
A. w = 6.5; d = 8.5 B. w = 6.5; d = 10.5 C. w = 4.5; d = 10.5 D. w = 5.5; d = 9.5
The bar graph below shows the recorded high temperatures in Little City for the indicated months. 
In which month was the recorded temperature closest to -5°C?
A. January B. December C. March D. February
Provide an appropriate response.When the numerator is the same as the denominator, for example 
, the fraction is called a(n) 
fraction.
A. whole B. proper C. uncommon D. improper
Simplify the expression.14 ? 15 + 5 ? 6
A. 240 B. 1290 C. 630 D. 1680