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Percentage || 19.01.2021

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Question 1

In an examination 33.33% of the class secured B grade, 25 % received B+, 16.66% received B- and 12.5% failed and remaining got A. What can the minimum no. of the students in the class?

Question 2

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:

Question 3

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 4

20% discount is offered on an item. By applying a promo code the customer wins 10% cash back. What is the effective discount?

Question 5

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 6

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 7

There is a 4% increase in volume when a liquid freeze to its solid state. The percentage decrease when solid melts to liquid again, is

Question 8

A man spends 40% of his income. If his income increases by 60% then his savings become double. Find the percentage increase/decrease in his expenditure?

Question 9

The annual salary of a man is Rs.3.84 lacs. His monthly salary increases by 12 % and then by 15%. Find the ratio of monthly salary of man after the increment to before.

Question 10

The price of sugar goes up by 20%. If a housewife wants the expenses on sugar to remain the same, then she should reduce the consumption by: 
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Aug 21SSC & Railway