Question

A persons present of two fifith of the age of his mother. after 8 years he will be one half of the age of his mother. how old is the mother at present​

Answer 1

Answer:

the correct answer is 40 years..

solution:

P = 2/5 M

after 8 years

P+8 = 1/2(M+8)

substitute P = 2/5 M

2/5 M = 1/2 M + 4

hence M = 40 years