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Percentage || 08.03.2021

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Question 1

2% of a = b, then b% of 10 is the same as:

Question 2

On a certain item profit is 150%. If the cost price increases by 25% what will be the new profit margin (in %)?

Question 3

30% of 40 + 20% of 200 = x% of 130

Question 4

70 is what percentage of 210?

Question 5

If A’s income is 50% less than that of B’s, then B’s income is what per cent more than that of A?

Question 6

The population of a town is 8000. If population increase by 10% during first year and 20% during second year. What will be the population after 2 yr?

Question 7

Due to fall in manpower, the production in a factory decreases by 40%, By what percentage should the working hours be increased to restore the original level of production?

Question 8

A number is decreased by 10% and the resulting number is again decreased by 20%. What is the final percentage of decrease?

Question 9

When a number is increased by 38, it becomes 119% of itself. What is the number?

Question 10

The cost of petrol is 1.5 times that of diesel. The cost of Diesel is 125% of cost of natural gas. If the cost of each fuel increases by 10% then what will be the increase in cost of 4 units of petrol 2 units of diesel and 3 units of Natural gas?
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Mar 9SSC & Railway