Use the 68-95-99.7 rule to solve the problem.The time it take Claudia to drive to work is normally distributed with a mean of 47 minutes and a standard deviation of 7 minutes. What percentage of the time will it take her less than 68 minutes to drive to work?
A. 99.7%
B. 0.3%
C. 99.85%
D. 0.15%
Answer: C
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Convert the other base number to base 10.54012six
A. 1106 B. 336 C. 7352 D. 32,472
Find the first four nonzero terms in the Maclaurin series for the function.f(x) = ln (1 + x3)
A. 
x3 - 
x6 + 
x9 - 
x12 + . . .
B. x3 - 
x6 + 
x9 - 
x12 + . . .
C. x3 - 
x6 + 
x9 - 
x12 + . . .
D. x3 + 
x6 - 
x9 + 
x12 + . . .
Solve the problem.The rectangle shown has short side of length 5 and diagonal of length 
.
The ratio of the lengths of the long side to the short side of the rectangle is
A. 1.6. B. 1.618. C. ?. D. 0.618. E. none of these
Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest whole number.A triangular pyramid with base area 20 ft2 and height 4 ft
A. 40 ft3 B. 27 ft3 C. 80 ft3 D. 25 ft3