The expenditure of Company X in the year 1998 was Rs. 200 crores and the income of Company X in 1998 was the same as its expenditure in 2001. The income of Company X in 2001 was:
Rs. 465 crores
Let the income of Company X in 1998 be Rs. x crores.
Then, 55=x−200200×100⇒x=310.
∴ Expenditure of Company X in 2001 = Income of Company X in 1998 = Rs. 310 crores
Let the income of Company X in 2001 be Rs. z crores.
Then, 50=z−310310×100⇒z=465.
∴ Income of Company X in 2001 Rs. 465 crores.