Basic Mathematics
# Reasoning Skills

Which of the following is closest to

\[ 123,456,789 \times 987,654,321 ? \]

(A) \(\ \ 1.0 \times 10^{15}\)

(B) \(\ \ 1.0 \times 10^{16}\)

(C) \(\ \ 1.0 \times 10^{17}\)

(D) \(\ \ 1.0 \times 10^{18}\)

(E) \(\ \ 1.0 \times 10^{19}\)

If Kevin has \(25\) quarters, \(3\) dimes, \(5\) nickels, and \(2\) pennies in his pocket, approximately how much money does he have?

(A) \(\ \ $2.5\)

(B) \(\ \ $6.25\)

(C) \(\ \ $6.8\)

(D) \(\ \ $25.35\)

(E) \(\ \ $680\)

NOTE: One quarter is \($0.25,\) one dime is \($0.1,\) one nickel is \($0.05,\) and one penny is \($0.01.\)

If Jane gets \(99\)% on her math test, Tom gets \(89\)% and James gets \(71\)%, what is their approximate average score?

(A) \(\ \ 77\)%

(B) \(\ \ 80\)%

(C) \(\ \ 86\)%

(D) \(\ \ 89\)%

(E) \(\ \ 94\)%

(A) \(\ \ 9:4\)

(B) \(\ \ 4:9\)

(C) \(\ \ 3:2\)

(D) \(\ \ 2:3\)

(E) \(\ \ 1:1\)

What is the best approximation of \(\sqrt{96}+\sqrt{124}?\)

(A) \(\ \ 19\)

(B) \(\ \ 20\)

(C) \(\ \ 21\)

(D) \(\ \ 22\)

(E) \(\ \ 23\)

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