Classify the random variable as either discrete or continuous.The braking time of a car
A. Discrete
B. Continuous
Answer: B
Mathematics
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Solve the problem.An insurance company has written 80 policies of $50,000, 474 of $25,000, and 926 of $10,000 on people of age 20. If the probability that a person will die at age 20 is .001, how much can the company expect to pay during the year the policies were written?
A. $2511 B. $25,110 C. $251,100 D. $0
Mathematics
Graph the function with a graphing utility.y = x3 + x2 + 2x - 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The volume of a cube is a function of its side, s, where V(s) = s3. Find the volume of a cube if its side is 9 centimeters.
A. 729 cm2 B. 27 cm2 C. 27 cm3 D. 729 cm3
Mathematics
Find the slope and the y-intercept of the given line.7x + 9y = 73
A. 
; 
B. - 
; 
C. 
; 
D. - 
; 
Mathematics