Use a real number to represent the situation.Joey grew 3
inches in the span of two years.
A. +3
B. -3
Answer: A
Mathematics
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Solve the problem.A construction crane lifts a bucket of sand originally weighing 
at a constant rate. Sand is lost from the bucket at a constant rate of
. How much work is done in lifting the sand 
? (Neglect the weight of the bucket.)
A. 12,075 ft ? lb B. 10,850 ft ? lb C. 9625 ft ? lb D. 8400 ft ? lb
Mathematics
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.-2
+ 7
A. -37
B. -61
C. 37
D. 61
Mathematics
Solve.Subtract 77 from 813.
A. 890 B. 636 C. 736 D. 730
Mathematics
Use Simpson's Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
Mathematics