Simple Math Questions for Competitive Exams

Annual salary of Arun is 7.68 lac. In a month if he spends 12000 on his children, 1/13th of rest on food and 8000 in  mutual funds from his monthly salary, then find the monthly saving he is left with.

On a certain Principal if the Simple interest for two years is Rs 4800 and Compound interest for the two years is Rs 5088, what is the rate of Interest?

Two students appeared for an examination. One of them secured 24 marks more than the other and his marks were 65% of the sum of their marks. The marks obtained by them are _____ .

If 45% of X is equal to 60% of Y and the average of both the numbers is 20 less than the X, then find 60% of Y?

In year 2016, ratio of boys to girls in a school is 36:19. And in year 2017, number of boys is increased by 1440 and number of girls is increased by 15%. If in 2017, there were total increase in the number of students is 1725 then find the increased number of boys in the school.

Atul divides some money among his three children A, B and C. The ratio of amount received by A and C together to the amount received by B is 5:2. C received 150% of the amount received by A. If the amount received by C is Rs. 1500. Find the sum of amount received by A and B together. 

If the present population of a city is 55,566, which was 35000 2 years ago, then find the rate of increase of population per year.

There are two candidates in an election, a candidate gets 71% of the votes and he wins the election by 756 votes, what is the total number of votes?

When the tax on an article is increased by 20%, its consumption is decreased by 20%. In total tax receipt on this item-

When 75 is added to 75% of a number, the answer is the number. Find 40% of that number.