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Practice Ratio and proportion Questions and Answers

Incomes of company A and company B are in the ratio of 4:7. Had the income of company A been more by Rs.15 lakh, the ratio of their incomes would have been...
Incomes of company A and company B are in the ratio of 3:7. Had the income of company A been more by Rs.20 lakh, the ratio of their incomes would have been...
Some balls are to be distributed among some boys. If 6 more balls are available, each boy gets 8 balls. If 6 less balls are available, each boy gets 5 ball...
Some balls are to be distributed among some boys. If 4 more balls are available, each boy gets 6 balls. If 3 less balls are available, each boy gets 3 ball...
Some balls are to be distributed among some boys. If 5 more balls are available, each boy gets 6 balls. If 3 less balls are available, each boy gets 3 ball...
If x+3, x-2, 6 and 5 are in proportion then find the mean proportional to x and 9x2.
An amount of money is divided among L, M and N in the ratio of 3:4:7, respectively. If the amount received by N is Rs.6000 more than the amount received by...
The ratio of males and females in a zoo is 4:5 respectively and the percentage of children among males and the percentage of children among females are 15%...
The ratio of males and females in a zoo is 5:6 respectively and the percentage of children among males and the percentage of children among females are 15%...
A sum of Rs.6600 is to be divided among 3 brothers, 2 sisters and 1 aunt. If each sister receives four times as much as each aunt and each brother receives...
A sum of Rs.10600 is to be divided among 6 brothers, 5 sisters and 3 aunts. If each sister receives four times as much as each aunt and each brother receiv...
A, B and C entered into a partnership by investing in the ratio of 6:3:4. At the end of the year, the total profit is in the ratio of 12:3:8. Find the rati...
A, B and C entered into a partnership by investing in the ratio of 5:2:4. At the end of the year, the total profit is in the ratio of 10:2:8. Find the rati...
Three numbers are in ratio 3:5:6. If the sum of the squares of those three numbers is 280 then find the sum of the three numbers.
Three numbers are in ratio 3:4:7. If the sum of the squares of those three numbers is 666 then find the sum of the three numbers.
Three numbers are in ratio 5:6:7. If the sum of the squares of those three numbers is 440 then find the sum of the three numbers.
Three numbers are in ratio 6:7:9. If the sum of the squares of those three numbers is 664 then find the sum of the three numbers.
If A : B = 5:3 and A is 14 more than B then find the sum of A and B.
If A : B = 7:5 and A is 14 more than B then find the sum of A and B.
If A : B = 8:5 and A is 21 more than B then find the sum of A and B.
If A : B = 9:5 and A is 16 more than B then find the sum of A and B.
If A : B = 9:7 and A is 10 more than B then find the sum of A and B.
The number of students in a school is 3247. If the ratio between boys to girls is (x+3) : (x+4), then find the value of x.
The ratio between the number of books and pencils is 7:6 and the ratio of cost of per book and pencil is 3:2 then find the percentage by which total cost o...
The ratio between the number of books and pencils is 8:5 and the ratio of cost of per book and pencil is 6:5 then find the percentage by which total cost o...
The ratio between the number of books and pencils is 8:6 and the ratio of cost of per book and pencil is 3:2 then find the percentage by which total cost o...
The ratio between the number of books and pencils is 7:5 and the ratio of cost of per book and pencil is 3:2 then find the percentage by which total cost o...
Some amount was divided among A, B and C in the ratio 3:5:8. If the share of A is 40 less than share of C, then find the 1/4th of total amount (in Rs).
Some amount was divided among A, B and C in the ratio 2:3:5. If the share of A is 30 less than share of C, then find the 1/5th of total amount (in Rs).
Some amount was divided among A, B and C in the ratio 4:5:8. If the share of A is 32 less than share of C, then find the 1/4th of total amount (in Rs).
Two numbers are in the ratio 5:3. After adding 4 and 7 to them respectively the ratio becomes 2:3. Find the bigger number.
Two numbers are in the ratio 5:3. After adding 3 and 5 to them respectively the ratio becomes 2:3. Find the bigger number.
Two numbers are in the ratio 6:5. After adding 3 and 5 to them respectively the ratio becomes 2:3. Find the bigger number.
Two numbers are in the ratio 7:4. After adding 2 and 6 to them respectively the ratio becomes 2:3. Find the bigger number.
Two numbers are in the ratio 7:5. After adding 2 and 4 to them respectively the ratio becomes 2:3. Find the bigger number.
In a college the ratio of boys and girls are in the ratio 6:7. 60% girls and 25% boys were absent. Find the girls present if the total number of students i...
6 years ago ratio of the ages of the two persons A and B was 5:2. 4 years hence the ratio of their ages will be 7:4. Find the present age of B.
6 years ago ratio of the ages of the two persons A and B was 5:3. 3 years hence the ratio of their ages will be 4:3. Find the present age of B.
5 years ago ratio of the ages of the two persons A and B was 3:1. 3 years hence the ratio of their ages will be 7:3. Find the present age of B.
The ratio of zinc and copper in a brass pieces is 4:7. How much zinc will be there in 110 kg of such a piece?

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