Call Us At
(New York)
Practice QuestionsRate Vectors

Rate Vectors

Edna and Nancy leave the house of a common friend at the same time and walk for 4 hours. Edna walks due east at the average rate of 4 kilometers per hour and Nancy walks due north at the average rate of 3 kilometers per hour. What is the straight-line distance between them, in kilometers, at the end of 4 hours?

(A) 4
(B) 5
(C) 12
(D) 16
(E) 20

Show/Hide Answer
Practice Questions
Facebook     Better Business Bureau
Credit Card Payments
PayPal Credit