Question

Kisi digit me se 10 minus krne se vhe khud ka 80%rh jata hai to us digit ka 60% kya hoga

Answer 1

Let Digit be x

Then, x - 10 = 80x/100

 x - 10 = 4x/5

hence, x-4x/5 = 10

           x/5 = 10

          x = 50

Hence, 60% of no. = 50*60/100 = 30