Percentage

Practice Percentage – If 36% of a number is 72, what is the number?

Practice Percentage – In an examination, A got 10% marks less than B, B got 25% marks more than C and C got 20% less than D. If A got 360 marks out of 500. The percentage of marks obtained by D was :

Practice Percentage – In an examination, 35% candidates failed in one subject and 42% failed in another subject while 15% failed in both subjects. If 2500 candidates appeared at the examination, how many passed in either subject but not in both ?

Practice Percentage – On increasing the price of T.V. sets by 30%, their sale decreases by 20%. What is the effect on the revenue receipts of the shop ?

Practice Percentage – The price of a commodity was raised by 25%. So what is % amount of commodity would be reduced by family so that the amount spent on the commodity remains same?

Practice Percentage – A student got 70% in one subject, 80% in other. To get overall 75% how much he should get in third subject?

Practice Percentage – The price of oil is increased by 25%. If the expenditure is not allowed to increase, the ratio between the reduction in consumption and the original consumption is :

Practice Percentage – In a school the number of girls is 15 more that that of the boys. Now if 19% of the girls were newly joined and 25% of the boys were newly joined the number of girls is 9 more than that of the boys. How many girls and boys were there?

Practice Percentage – The percentage discount offered for”Buy 6 get 1 free is”?

Practice Percentage – Population of a colony of ants is increasing by 20% per day. If the population on Monday was 3000, on which day of that week the population would be 5184 ?

Practice Percentage – The population of a town is 18000. It increases by 10% during first year and by 20% during the second year. The population after 2 years will be :

Practice Percentage – A school has 30% students from Maharashtra .Out of these 20% are Bombay students. Find the total percentage of Bombay?

Practice Percentage – An article whose initial cost is Rs 400 is subjected for discounts of 25%, 15%, and 40%. What is the amount the customer have to pay?

Practice Percentage – Abel, Loyla and Sel are three channels , if 30% of the populatio watch Abel, and 5% of the people watch any two of the channel, and 5% of the people watch none of the channel then the number of people watching all the three channels are?

Practice Percentage – In June a baseball team played 60 games and won 30% of them. After a phenomenal winning streak this team raised its average to 50%. How many games must the team have won in a row to attain this average?