Home
Class 7
MATHS
In a class , the number of girls is 20% ...

In a class , the number of girls is 20% more than that of boys. The strength of the class is 66. How many more girls must be admitted to the class, so that the ratio of the number of boys to that of the girls becomes 2 : 3

Text Solution

Verified by Experts

The correct Answer is:
9
Promotional Banner

Topper's Solved these Questions

  • RATIO AND PROPORTION

    S CHAND IIT JEE FOUNDATION|Exercise QUESTION BANK -15 |40 Videos

  • RATIO AND PROPORTION

    S CHAND IIT JEE FOUNDATION|Exercise SELF ASSESSMENT SHEET - 15 |10 Videos

  • PROFIT AND LOSS AND DISCOUNT

    S CHAND IIT JEE FOUNDATION|Exercise SELF ASSESSMENT SHEET |10 Videos

  • SETS

    S CHAND IIT JEE FOUNDATION|Exercise Self Assessment Sheet |10 Videos

Similar Questions

Explore conceptually related problems

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 1:2 b.1:4 c.3:4 d.3:5

The number of boys is more than the number of girls by 12% of the total strength of the class. The ratio of the number of boys to that of the girls is

In a class, the no. of boys is more than the no. of girls by 12% of the total strength. The ratio of boys to girls is :

In a class of 88 students, the number of girls is 20% more than the number of boys. The average height of the boys is 164 cm and the average height of the girls is 4 cm less than the average height of all the boys and girls in the class. What is the average height (in cm) of all the students in the class ?

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 more boys should be admitted so that the ratio of boys to that of girls, becomes 14:9?

In a school having roll strength 286, the ratio of boys and girls is 8: 5. If 22 more girls get admitted into the school, the ratio of boys and girls becomes