The age of Arvinds father is 4 times his age. If 5 years ago, fathers age was 7 times the age of his son at the time, what is Arvinds fathers present age?
35 years
40 years
70 years
84 years
Explanation:
Let Arvinds age be x years
Then his fathers age = 4 x years
(4x-5)=7(x-5) or 3x = 30 or x = 10
Hence Arvinds fathers age is 40 years
Let Arvinds age be x years
Then his fathers age = 4 x years
(4x-5)=7(x-5) or 3x = 30 or x = 10
Hence Arvinds fathers age is 40 years