Study the following graph to answer these questions :
Percent profit earned by two companies A & B over the years.
Profit = Income – Expenditure

If the expenditure of Company A in 1997 was Rs.70 lakhs and income of Company A in 1997 was equal to its expenditure in 1998, what was the total income (in Rs. lakh) of the Company A in 1997 & 1998 together?

A certain number when divided by 175 leaves a remainder 132. When the same number is divided by 25, the remainder is:

A took a certain sum as loan from bank at a rate of 8 % Simple Interest per annum. A lends the same amount to B at 12 % Simple interest per annum. If at the end of the five years. A made profit of Rs 800 form the deal, how much was the original sum? 

There are 45 male and 15 female employees in an office. If the mean salary of the 60 employees is Rs 4800 and the mean salary of the male employees is Rs 5000, then the mean salary of the female employees is

What will come in place of the question mark (?) in each of the following series?

15     18    16   19     17    20    ?

If 5500 copies are published and the transportation cost on them amounts to Rs. 82,500, then what should be the selling price of the book so that the publisher can earn a profit of 25%?

Direction : What should come in place of the question (?) in the following question.

If 8, X and 50 are in continued proportion, then the value of x is