Solve.Mara can type 31 words per minute. How many words can she type in 
hour?
A. 41 words
B. 1395 words
C. 23 words
D. 1046 words
Answer: B
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Find, if possible, the (global) maximum and minimum values of the given function on the indicated interval.H(x) = 6 - 7x2 on [-2, 3]
A. Maximum value H(0) = 12; minimum value H(3) = -22 B. Maximum value H(0) = 42; minimum value H(-2) = -22 C. Maximum value H(0) = 6; minimum value H(3) = -57 D. Maximum value H(0) = 7; minimum value H(3) = -69
Solve the problem.A railroad bridge is built over a V-shaped canyon. If the supports are 3 feet long at each end, the center support is 243 feet long, and the supports increase in length by 2 feet with each support (from 3 feet to 243 feet), what is the total length of all the supports?
A. 29,525 ft B. 29,521 ft C. 29,523 ft D. 29,520 ft
Perform the indicated operation and express with the proper accuracy and precision. The first number given is approximate and the second number is exact. (Use calculator if needed).0.7446 + 13.5
A. 14 B. 14.2 C. 14.2446 D. 14.24
Graph the function.y = - 
csc x
A. 
B. 
C. 
D. 