Evaluate.66 - 7 ? 5 + 135 ÷ (-15)
A. 22
B. -13
C. -551
D. 286
Answer: A
Mathematics
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Simplify the expression. Assume that all variables are positive when they appear.4
- 2
A. 8
- 2
B. 8
C. 0
D. cannot simplify
Mathematics
Determine if the relation is a function.This graph shows the speed of a car, in miles per hour (mph), at various times after a driver applies the brakes. 
A. Yes B. No
Mathematics
Use dimensional analysis to convert the quantity to the indicated units. If necessary, round the answer to two decimal places.4.8 mi to ft
A. 2112 ft B. 25,344 ft C. 8448 ft D. 704 ft
Mathematics
Divide. Simplify, if possible.-14.7924 ÷ (-2.52)
A. -2.52 B. -5.87 C. 5.87 D. 2.52
Mathematics