Question

Five years ago the age of pragati was four times the age of his son the sum of their present ages 55 years find prabhats present age

Answer 1

Step-by-step explanation:

let prabhats age be x and pragati age be y.

therefore from first statement

y=4x........ (i)

from second statement

x+y=55...... (ii)

put value of i in ii

therefore

x+4x=55

5x=55

x=55/5

therefore

x=11

prabhats age is 11

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