Solve the problem.The time (in minutes) a customer must wait in line at a bank is a continuous random variable with probability density function f(x) as shown below. f(x) = 
Find the median waiting time. Round to three decimal places.
A. 0.143 minutes
B. 3.892 minutes
C. 0.693 minutes
D. 4.852 minutes
Answer: D
Mathematics
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Perform the division.
A. y2 + 9
B. y + 9
C. y - 9
D. y + 
Mathematics
Solve.Find the sum of the first 661 natural numbers.
A. 436,921 B. 437,582 C. 218,791 D. 218,130
Mathematics
Express the statement as an equation involving the indicated variables.The circumference C of a circle is the product of ? and its diameter d.
A. C = ?d
B. C = 2?d
C. C = 
D. C = ? + d
Mathematics
Solve.If y varies inversely as x and y = 15 when x = 8, what is y when x = 24?
A. 3 B. 40 C. 64 D. 5
Mathematics