Practice Ratio and proportion Questions and Answers

• What number has to be added to each term of 3:4 to make the ratio 6:7?
• A starts a business with Rs. 5650. After 8 months, B joins with A as his partner. After one year the profit is divided in the ratio 5:8. What is B’s ...
• 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 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.9600 is to be divided among 4 brothers, 3 sisters and 2 aunts. If each sister receives twice as much as each aunt and each brother receives fou...
• 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 7:4:5. At the end of the year, the total profit is in the ratio of 21:4:10. Find the rat...
• 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 2:3:5. If the sum of the squares of those three numbers is 342 then find the sum of the three numbers.
• 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 = 7:4 and A is 18 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 = 9:3 and A is 24 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 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 6:5. After adding 2 and 4 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.