Find an equation of variation in which the following are true.f varies jointly as q2 and h, and f = 24 when 
and 
.
A. f = 288q2h
B. f = 
q2h
C. f = 
q2h
D. f = 2q2h
Answer: D
Mathematics
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Solve the problem. Round to the nearest hundredth, if necessary.A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 210 and a standard deviation of 50. If an applicant is randomly selected, find the percentage of applicants with a rating that is between 165 and 220.
A. 39.52% B. 57.93% C. 21.11% D. 18.41%
Mathematics
Graph the function. Show at least one period.y = 4 sin(-2x - ?)
A. 
B. 
C. 
D. 
Mathematics
Write an equation for the line passing through the given pair of points. Give your final answer in standard form.
and 
A. x - 3y = 2 B. x + 2y = 10 C. -3x + y = 2 D. x + 3y = 2
Mathematics
Simplify the expression.
A. 36
B. 2
C. 6
D. 3
Mathematics