Rama’s expenditures and savings are in the ratio 5 : 3. If her income increases by 12% and expenditure by 15%, then by how much per cent do her savings increase? Mark as favorite Copy Link 12% 7% 8% 13% Check Answer
In a class, the number of girls is 20% more than that of the boys. The strength of the class is 66. If 4 more girls are admitted to the class, the ratio of the number of boys to that of the girls is? Mark as favorite Copy Link 1 : 2 3 : 4 1 : 4 3 : 5 Check Answer
The ratio of the number of boys to that of girls in a school is 4 : 1. If 75% of boys and 70% of the girls are scholarship-holders, then the percentage of students who do not get scholarship is? Mark as favorite Copy Link 50% 28% 75% 26% Check Answer
8 litres of water is added to 32 litres of a solution containing 20% of alcohol in water. What is the approximate concentration of alcohol in the solution now? Mark as favorite Copy Link 24% 16% 8% 12% Check Answer
300 grams of sugar solution has 40% of sugar in it. How much sugar should be added to make it 50% in the solution? Mark as favorite Copy Link 40 gram 10 gram 60 gram 80 gram Check Answer
A milkman mixed some water with milk to gain 25% by selling the mixture at the cost price. The ratio of water and milk is respectively? Mark as favorite Copy Link 5 : 4 4 : 5 1 : 5 1 : 4 Check Answer
The ratio in which two sugar solutions of the concentrations 15% and 40% are to be mixed to get a solution of concentration 30% is? Mark as favorite Copy Link 2 : 3 3 : 2 8 : 9 9 : 8 Check Answer
If 15% of x is same as 20 % of y then x : y is? Mark as favorite Copy Link 4 : 3 5 : 4 6 : 5 3 : 4 Check Answer
How much pure alcohol has to be added to 400 ml of a solution containing 15% of alcohol to change the concentration of alcohol in the mixture to 32%? Mark as favorite Copy Link 60 ml 100 ml 128 ml 68 ml Check Answer
The ratio of the number of boys and girls in a school is 3 : 2. If 20% of the boys and 25% of the girls are scholarship holders, then the percentage of the students, who do not get the scholarship, is? Mark as favorite Copy Link 78% 75% 60% 55% Check Answer