If n% of 400 is 260, then what is 20% of n? | MathCelebrity Forum

If n% of 400 is 260, then what is 20% of n?

math_celebrity

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If n% of 400 is 260, then what is 20% of n?

n% = n/100, so we have:
n/100 * 400 = 260
400n/100 = 260
4n = 260

Using our equation calculator, we type this in our math engine and we get:
n = 65

20% of 65 = 13

 
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