the difference of two numbers is 20% of greater number at them. If smaller number is 20 then what is greater number.
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let the greater no. be x .
now , x - 20 = 20/100* x
100x - 2000 = 20 x
80 x = 2000
x = 25
now , x - 20 = 20/100* x
100x - 2000 = 20 x
80 x = 2000
x = 25
abhichiku:
let x be the greater number then 20% of x = x/5 then x-x/5 = 20 => 5x- x = 20× 5 => x = 25
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