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A pipe of radius 4 feet sends water to two smaller pipes of equal size. If each of the smaller pipes allows exactly half as much water to flow as the larger pipe, what is the radius of one of the smaller pipes?

(A) 2

(B) 2π

(C) 2

(D) 4

(E) 2π

The Correct Answer
Explanation

In the standard (x,y) coordinate plane, point B with coordinates of (5,6) is the midpoint of line and point A has coordinates at (9,4). What are the coordinates of C?

(A)(13, 2) (B) (7, 5) (C) (1, 8) (D) (14,10) (E) (-1,-8)

Correct Answer: C

Which of the following values of x does NOT satisfy the inequality |x-3|≥12?

(F) -15 (G) -12 (H) -9 (J) 9 (K) 15

Correct Answer: J

In a certain town in New Hampshire, there are 7,695 registered voters, 60% of whom are Democrats. How many of the town's registered voters are Democrats?

(A)513 (B) 2,565 (C) 3,078 (D) 4,617 (E) 7,695

Correct Answer: D

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