Question

(iii) Raghu is 4 years younger than Raju. If
Raju's age be x years, then Raghu's
age is
years.​

Answer 1

We have been given that Raju is x years old.

And Raghu is 4 yrs younger than Raju

Thus Raghu's age will be Raju's age -4
which can also be written equationally as x-4 yrs
thus the age of Raghu is x-4 yrs.

:)