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If 0° ≤ x ≤ 90° and cos x = image, then tan x = ?


(B) image

(C) image

(D) image

(E) image

The Correct Answer

Sales for a business were 3 million dollars more the second year than the first, and sales for the third year were double the sales for the second year. If sales for the third year were 38 million dollars, what were sales, in millions of dollars, for the first year?

(A)16 (B)17.5 (C)20.5 (D)22 (E)35

Correct Answer: A

Ann is wrapping a gift for her friend's shower. She wants to cut ribbon so that she can place it on the gift like the picture below. What is the minimum length of the ribbon, in centimeters, that Ann would need to cut in order to wrap the box, assuming no overlap? image

(A)52 (B) 104 (C) 120 (D) 128 (E) 3,072

Correct Answer: C

Let x = 2y + 3z - 5. What happens to the value of x if the value of y decreases by 1 and the value of z increases by 2?

(A)It decreases by 2 (B) It is unchanged (C) It increases by 1 (D) It increases by 2 (E) It increases by 4

Correct Answer: E

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