GRE Question of the Day (March 19th)

Math

Ricardo lives 4 kilometers due west of Pat's house. Ann lives 6 kilometers due north of Pat's house and 4 kilometers due west of David's house. What is the straight-line distance, in kilometers, from Ricardo's house to David's house?

(A) 4

(B) 5

(C) 8

(D) 10

(E) 12

Correct Answer - D  - (click and drag your mouse to see the answer)

Question Discussion & Explanation