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The ratio of the number of boys to the number of girls in a school of 640 students, is 5 : 3. If 30 more girls are admitted in the school, then how many...
The ratio of two numbers is 3: 5. If eight is added to the first, and seven to the second, then the ratio becomes 2:3. What will be the ratio become if...
In a class, the number of students studying English and Math is in the ratio 3:4. If 12 additional students join the Math group, the ratio of students s...
Ratio between marked price of article A to article B is 5:6. Shopkeeper allowed d% discount on article ‘A’ and (d + 16)% discount on article ‘B’...
Mohini's Biology test had 250 questions i.e., 20 Macromolecules, 60 Homeostasis and 70 Immunology questions. Although she answered 70% of the Macromolec...
Ratio of the number of pens with Sumit, Rohan, Chetan, Dheeraj and Gagan is 2 : 3 : 4 : 5 : 6 respectively. If two of them have more than 20% of the tot...
Rs. 2016 was wrongly divided between ‘P’, ‘Q’, and ‘R’ in the ratio of 6:7:9, respectively, instead of (1/6):(1/7):(1/9). Amount received by...
Two numbers are in the ratio 3 : 4. When 8 is subtracted from each, the ratio becomes 2 : 3. Find the greater number.