Q223
The ratio of the length of a school ground to its width is 5 : 2. If the width is 40m, then the length is = ?
A.
200m
B.
100m
AnswerC.
50m
D.
80m
Answer: Option B
Solution
Answer: Option B
Solution:
Length : Width5x :: 2x
Width ⇒ 2x ⇒ 40m
x ⇒ 20m
∴ Length ⇒ 5 × 20 = 100m