SSC CHSL 7 Mar 2018 Shift 1 Paper

Section: English Language

Question : 7 of 100

Marks: +1, -0

90% of X = 40% of Y and Y = a% of X. What is the value of a?

Solution:

Given : 90% of X = 40% of Y
⇒

90X = 40Y

⇒

Y/X=9/4

--------------(i)
∴ Y = a% of X
⇒

Y/X = a/100

⇒

a = 9/4 × 100 = 225

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