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The production cost of x computers for a company over one year is $175x + $150,000. To minimize production costs in a given year to $465,000, how many computers can the company make in that year?

(F) 857

(G) 1,725

(H) 1,800

(J) 2,657

(K) 3,514

The geometric mean of 3 positive numbers is the cube root of the product of the 3 numbers. What is the geometric mean of 2, 4, and 27?

(A) 6 (B) 11 (C) 21 (D) 72 (E) 216

Correct Answer: A

The ratio of adults to girls to boys on a class field trip was 1:4:5. If the trip included 6 more boys than girls, how many adults were with the group?

(A) 3(B) 4(C) 6(D) 8(E) 12

Correct Answer: C

A 5-sided die, which has sides 2, 3, 4, 5, and 6, is thrown. What is the probability that the die will NOT land on a prime-numbered face?

(F) (G) (H) (J) (K) 0

Correct Answer: H