On Saturday morning, Malachi will begin a camping vacation and he will return home at

the end of the first day on which it rains. If on the first three days of the vacation the

probability of rain on each day is 0.2, what is the probability that Malachi will return

home at the end of the day on the following Monday?

A. 0.008

B. 0.128

C. 0.488

D. 0.512

E. 0.640

Last year the price per share of Stock X increased by k percent and the earnings per share

of Stock X increased by m percent, where k is greater than m. By what percent did the

ratio of price per share to earnings per share increase, in terms of k and m?

A. k m %

B. (k – m) %

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C. [100(k – m)] / (100 + k) %

D. [100(k – m)] / (100 + m) %

E. [100(k – m)] / (100 + k + m) %

Which of the following is equal to (212 – 26) / (26 – 23)?

A. 26 + 23

B. 26 - 23

C. 29

D. 23

E. 2