Question

Q.11 After 5 years, the age of father will be thrice that of his son. Five years ago father's age was 7 times as old as his son. What is the present age of the father in years​

Answer 1

Answer:do it yourself

Step-by-step explanation:

Answer 2

Answer:

Let Father's age be F and Son's age be S

then 5 years ago,

F−5=7(S−5)

F=7S−30

5 years hence,

F+5=3(S+5)

F=3S+10

Thus, 7S−30=3S+10

4S=40 or S=10

and, F=40 years

Father's age is 40 years