Solve the problem.A survey revealed that 36% of people are entertained by reading books, 26% are entertained by watching TV, and 12% are entertained by both books and TV. What is the probability that a person will be entertained by either books or TV? Express the answer as a percentage.
A. 62%
B. 50%
C. 12%
D. 74%
Answer: B
Mathematics
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Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. -1 - 
B. - 
C. - 
D. - 
Mathematics
Evaluate the integral by first performing long division on the integrand and then writing the proper fraction as a sum of partial fractions.
A. 
+ 16x + 32 ln 
- 32 ln 
+ C
B. 
+ 16x + 32 ln 
- 32 ln 
+ C
C. 
+ 8 ln 
- 8 ln 
+ C
D. 
+ 16x - 32 ln 
+ 32 ln 
+ C
Mathematics
Solve the problem.Four coins are tossed 20 times to simulate the outcomes of the sexes of the children in a four-child family. If H simulates a boy and T a girl, use these results to determine the probability that a family has at most two girls.
?
?
?
A. 
B. 
C. 
D. 
Mathematics
Evaluate the logarithm.ln (l)
A. e B. 0 C. 1 D. -1
Mathematics