Question

Manny and Emma are both competing in a long jump competition at their school. Manny can jump four fifths of the distance that Emma can jump. Manny can jump 40 inches. How far can Emma jump?

A. 40.8 inches

B. 50 inches

C. 32 inches

D. 39.2 inches

Answer 1

Emma distance = x
Mannay distance = 40 in

Relation: 40 in = [4/5] x

Solve for x: x = 5*40in / 4 = 50 in

Answer: option B. 50 inches.