Practice Test on Ratio and Proportion



Math practice test on ratio and proportion encourage the students to practice the questions given in the worksheet. The questions are mainly related to the simplification of ratio to its lowest terms, continued proportion and also word problems on ratio and proportion.


1. The ratio of monthly income to the savings in a family is 5 : 4 If the savings be $9000, find the income and the expenses. 


2. What should be added to the ratio 5 : 11, so that the ratio becomes 3 : 4? 


3. Two numbers are in the ratio 7 : 5. If 2 is subtracted from each of them, the ratio becomes 3 : 2. Find the numbers. 


4. Two numbers are in the ratio 3 : 7. If their sum is 710, find the numbers. 

5. Find the ratio of A : B: C when 

(a) A : B = 3 : 5   A : C = 6 : 7 

(b) B : C = 1/2: 1/6   A : B = 1/3 ∶ 1/5 


6. A sum of money is divided among Ron and Andy in the ratio 4 : 7. If Andy’s share is $616, find the total money.

7. Two numbers are in the ratio 5 : 7. On adding 1 to the first and 3 to the second, their ratio becomes 6/9 . Find the numbers.

8. The difference between two numbers is 33 and the ratio between them is 5 : 2. Find the numbers.

9. The ages of A and B are in the ratio 3 : 5. Four years later, the sum of their ages is 48. Find their present ages.

10. Ramon has notes of $100, $50 and $10 respectively. The ratio of these notes is 2 : 3 : 5 and the total amount is $2,00,000. Find the numbers of notes of each kind.

11. If 4A = 5B = 6C, find the ratio of A : B : C.

12. Divide $430 into 3 parts such that A gets 5/4 of B and the ratio between B and C is 3 : 4.

13. A certain sum of money is divided among A, B, C in the ratio 2 : 3 : 4. If A's share is $200, find the share of B and C.

14. Divide $940 among A, B, C in the ratio 1/3: 1/4 ∶ 1/5

15. The ratio of number of male and female teachers in a school is 3 : 4. If there are 16 female teachers, find the number of male teachers.

16. In a library the ratio of English books to Math books, is the same as the ratio of Math books to Science book. If there are 1200 books on English and 1800 books on Math, find the number of Science books.

17. Set up all the possible proportions from the numbers 12, 15, 8, 10.

18. Find the first term, if second, third and fourth terms are 21, 80, 120.

19. Find the second term, if first, third and fourth terms are 15, 27, 63.

20. Find the mean term, if the other two terms of a continued proportion are 15 and 60.

Answers for practice test on ratio and proportion are given below to check the exact answers of the questions.

Answers:

1. $11250, $2250

2. 13

3. 14, 10

4. 213, 497

5. (a) 6 : 10 : 7

(b) 5 : 3 : 1


6. $968

7. 15, 21

8. 55, 22

9. 15 years, 25 years

10. 1000, 1500, 2500

11. 15 : 12 : 10

12. $150, $120, $160

13. $300, $400

14. $400, $300, $240

15. 12

16. 2700

17. (i) 12 : 15 = 8 : 10

(ii) 15 : 12 = 10 : 8

(iii) 12 : 8 = 15 : 10

(iv) 8 : 12 = 10 : 15


18. 14

19. 35

20. 30


 Ratio and Proportion

What is Ratio and Proportion?

Worked out Problems on Ratio and Proportion

Practice Test on Ratio and Proportion


 Ratio and Proportion - Worksheets

Worksheet on Ratio and Proportion











8th Grade Math Practice

From Practice Test on Ratio and Proportion to HOME PAGE




Didn't find what you were looking for? Or want to know more information about Math Only Math. Use this Google Search to find what you need.



New! Comments

Have your say about what you just read! Leave me a comment in the box below. Ask a Question or Answer a Question.




Share this page: What’s this?

Recent Articles

  1. Successor and Predecessor | Successor of a Whole Number | Predecessor

    Jul 29, 25 12:59 AM

    Successor and Predecessor
    The number that comes just before a number is called the predecessor. So, the predecessor of a given number is 1 less than the given number. Successor of a given number is 1 more than the given number…

    Read More

  2. Worksheet on Area, Perimeter and Volume | Square, Rectangle, Cube,Cubo

    Jul 28, 25 01:52 PM

    Volume of a Cuboids
    In this worksheet on area perimeter and volume you will get different types of questions on find the perimeter of a rectangle, find the perimeter of a square, find the area of a rectangle, find the ar…

    Read More

  3. Worksheet on Volume of a Cube and Cuboid |The Volume of a RectangleBox

    Jul 25, 25 03:15 AM

    Volume of a Cube and Cuboid
    We will practice the questions given in the worksheet on volume of a cube and cuboid. We know the volume of an object is the amount of space occupied by the object.1. Fill in the blanks:

    Read More

  4. Volume of a Cuboid | Volume of Cuboid Formula | How to Find the Volume

    Jul 24, 25 03:46 PM

    Volume of Cuboid
    Cuboid is a solid box whose every surface is a rectangle of same area or different areas. A cuboid will have a length, breadth and height. Hence we can conclude that volume is 3 dimensional. To measur…

    Read More

  5. Volume of a Cube | How to Calculate the Volume of a Cube? | Examples

    Jul 23, 25 11:37 AM

    Volume of a Cube
    A cube is a solid box whose every surface is a square of same area. Take an empty box with open top in the shape of a cube whose each edge is 2 cm. Now fit cubes of edges 1 cm in it. From the figure i…

    Read More