Exams › SSC CGL (Prelims) › General

If 20% of m is equal to 80% of n, what is the ratio m:n?

1. 1:4
2. 4:1
3. 1:2
4. 2:1

Correct answer: 4:1

Solution

Given \(20\%\) of m = \(80\%\) of n, we have \(0.2m = 0.8n\). Dividing both sides by 0.2 gives \(m = 4n\), so the ratio m:n is 4:1.

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