Find, if possible, the whole number that makes the equation true.140 ÷ 20 = 
A. No whole number
B. 20
C. Any whole number
D. 7
Answer: D
Mathematics
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Find the median for the given sample data.The salaries of ten randomly selected doctors are shown below.
Find the median salary.
A. $224,000 B. $249,000 C. $163,000 D. $175,000
Mathematics
Solve the problem.A ball is dropped from a cliff that is 192 feet high. The distance S (in feet) that it falls in t seconds is given by the formula 
How many seconds will it take for the ball to hit the ground? Round to the nearest tenth when necessary.
A. 2304 sec B. 3.5 sec C. 13.9 sec D. 13.3 sec
Mathematics
Use a sum-to-product identity to rewrite the expression.sin 
- sin 
A. 2
B. 2
C. 2
D. 2
Mathematics
Find the value of x.f(x) =10x; f(x) = 10-5
A. 5 B. -5 C. -6 D. 6
Mathematics