If the length of a rectangle is
increased by 40% and the
breadth is decreased by 20%, then the area of the rectangle increases by x%. Then the value of x is:

The price of sugar is increased
by 20% . A person wants to in crease his expenditure by 8%
only. By what percent should he decrease his consumption ?

The income of A is 40% more
than that of B. If A got a 25% rise
in his income and B got a 40% rise in his income, then the per centage increase in the com bined incomes of A and B is :

When the price of an item was
reduced by 20%, then its sale
increased by x%. If there is an increase of 60% in the receipt of the revenue, then the value of x is:

Sudha saves 15% of her in come. If her expenditure in creases by 20% and savings
increase by 60%, then by what
percent has her income in creased?

A is 20% less than B and C is
30% more than D. If D is 25%
less than A, then which of the following is true?

The prices of two articles are
in the ratio 4 : 5. If the price of
the first article is increased by x% and that of the other is de creased by 30%, then the new prices of A and B will be in the ratio 10 : 7. The value of x is:

Surbhi spends 75% of her in come. If her income increased
by 20% and savings decrease
by 1%, then the percentage in crease in her expenditure is