A rectangular runway is 7,600 ft x 76 ft. A similar rectangular runway is 5,200 ft long. What is the width of this runway?
A) 52 ft
B) 520,000 ft
C) 54 ft
D) 61 ft
E) 46 ft

Question

Quizplus · Accepted Answer

The runways are similar, meaning their length and width have the same ratio. For the first runway, the ratio of length to width is 7600:76, which simplifies to 100:1. For the second runway, with a length of 5200 ft, to maintain the same ratio of 100:1, the width must be 5200/100 = 52 ft.

A Rectangular Runway Is 7,600 Ft X 76 Ft