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The stem-and-leaf plot below shows the scores for each golfer in a recent tournament at the Lehigh Valley Golf Club. There were 13 golfers participating in the tournament.

(Note: For example, a score of 72 would have a stem value of 7 and a leaf value of 2.) Which of the following is closest to the mean score of all the golfers in the tournament?

(A)72

(B) 74.4

(C) 75

(D) 75.9

(E) 83

The Correct Answer

In the following figure, the area of the large square is 81. What is the area of the shaded square?

(F) 45(G) (H) (J) (K)

Correct Answer: F

Company X sells 80 markers for $49.60, and Company Y sells 125 of the same markers for $72.50. Which company offers a better price per marker, and how much less is its price?

(A)Company X, 4 cents (B)Company X, 2 cents (C)Company Y, 4 cents (D)Company Y, 58 cents E).The costs are the same

Correct Answer: C

The vertices of a triangle are A(−1,3), B(3,0), and C(−2,−1). Find the length of side AC.

(A)√15 (B)√17 (C)1√5 (D)√7 (E)1√7

Correct Answer: B

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