Solve the problem.If n(A) = 40, n(B) = 35, and n(A ? B) = 62, find n(A ? B).
A. 49
B. 13
C. 75
D. 26
Answer: B
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Use a CAS integration utility to evaluate the triple integral of the given function over the specified solid region.
over the rectangular cube 
A. 
B. 
C. 
D. 
Solve.Toni needs to cut a 4
- foot board into 6 equal pieces. How long should each piece be?
A. 
ft
B. 
ft
C. 25
ft
D. 4 
ft
Solve the problem.The Human Resources department of a medium-sized corporation reported that the average age of its employees is 
years and the average number of hours each employee worked each week is 
hours. Round each of these numbers to the nearest ten.
A. 30 years; 60 hours B. 40 years; 50 hours C. 40 years; 60 hours D. 30 years; 50 hours
Solve the problem.A baseball player hit a baseball with an initial speed of 190 feet per second at an angle of 40° to the horizontal. The ball was hit at a height of 3 feet off the ground. Find parametric equations that describe the motion of the ball as a function of time. If necessary, round coefficients to the nearest hundredth.. How long is the ball in the air? When is the ball at its maximum height? What is the distance the ball traveled? If necessary, round values to the nearest thousandth.
A. x = 145.54t, y = -16t2 + 122.17t + 3 7.66 sec, 3.818 sec, 1114.836 feet B. x = 145.54t, y = -16t2 + 122.17t + 3 7.66 sec, 3.818 sec, 1874.632 feet C. x = 145.54t, y = -16t2 + 122.17t + 3 15.32 sec, 3.818 sec, 2229.673 feet D. x = 145.54t, y = -16t2 + 122.17t + 3 7.611 sec, 3.818 sec, 1107.705 feet