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# Percentage

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Question 1

The length of a rectangle is increased by 60%. By what percentage would the breadth to be decreased to maintain the same area?

Question 2

If a% of 240 is c and c% of a is 117.6, then the value of a + c is:

Question 3

The price of a commodity is increased by 36 % and the quantity purchased is decreased by 30%. What is the percentage increase/decrease in the amount spent on the commodity?

Question 4

The sum of salaries of A and B is Rs. 43000. A spends 95% of his salary and B spends 80% of his salary. If their savings are the same, what is A’s salary (in Rs. )?

Question 5

In an examination 42% candidates failed in Hindi and 52% failed in English. 17% failed in both the subjects. If 69 candidates passed in both the subjects. what is the total number of candidates appeared?

Question 6

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 decreased by 30%, then the new prices of A and B will be in the ratio 10 : 7. The value of x is:

Question 7

If 85% of a number is added to 75, then the result is the number itself. The number is:

Question 8

X,Y and Z had taken a dinner together. The cost of the meal of Z was 20% more than that of Y and the cost of the meal of X was 5/6 as much as the cost of the meal of Z. If Y paid Rs. 100, then what was the total amount that all the three of them had paid?

Question 9

The value of an equipment depreciates by 20% each year. Find the percentage depreciation in the value of the equipment in three years.

Question 10

If 40% of P’s income is equal to 75% of Q’s income, then Q’s income is what percent of P’s income?
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