A pipeline is to span a horizontal distance of 144 feet. But the pipeline is sloped downward to promote drainage. The pipeline drops by a total of 14 feet over that span. How much lower is the pipe at the end of each 12-foot horizontal stretch?
?
A. 1.64 feet
B. 0.10 feet
C. 0.56 feet
D. 1.17 feet
Answer: D
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Add the following numbers.
?
?
A. 49.2 B. 53.2 C. 54.2 D. 53.3 E. 53
Multiply or find the special product.
?
?
A. 
B. 
C. 
D. 
E. 
Solve the problem.On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up 9%. How much did the investor pay for the 100 shares if he sold them Wednesday morning for $1417?
A. $1300 B. $1545 C. $1367 D. $1350
Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations.The students in Hugh Logan's math class took the Scholastic Aptitude Test. Their math scores are shown below. Find the mean score.
A. 453.4 B. 462.5 C. 476.0 D. 471.9