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Find which of the following are in propo...

Find which of the following are in proportion:
(i) 8, 16, 6, 12                    
(ii)  6, 2, 4, 3
(iii) 150, 250, 200, 300

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RD SHARMA ENGLISH-RATIO, PROPORTION AND UNITARY METHOD-All Questions
  1. In a school library, the ratio of mathematics books to Science book...

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  2. Which of the following statements are true? (i) 16 : 24=20\ : 30 (i...

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  3. Find which of the following are in proportion: (i) 8, 16, 6, 12      ...

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  4. Find x in the following proportions: (i) x\ :6=55\ : 11 (ii) 18\ ...

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  5. Find x in the following proportion: x:6 = 55:11

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  6. Find the other three proportions involving term of the following 45 : ...

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  7. If 4,\ x ,\ 9 are in continued proportion, find the value of xdot

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  8. If in a proportion, the first, second and fourth terms are 32, 112 ...

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  9. Show that the following numbers are in continued proportion: (i) 36...

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  10. The ratio of the length of a school ground to its width is 5 : 2. F...

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  11. The ratio of the sale of eggs on a Sunday to that of the whole week...

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  12. The ratio of copper and zinc in an alloy is 9:7. If the weight of z...

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  13. The ratio of the income to the expenditure of a family is 7: 6. Fin...

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  14. The ratio of storybooks in a library to other books is 1:7. The total ...

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  15. The cost of 30 metres of polyster cloth is Rs. 450. Find the cost o...

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  16. A worker is paid Rs. 162.50 for 5 days. What should be paid to him ...

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  17. An aeroplane flies 1000 km in 5 hours. How far does it travel in 3 ...

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  18. A woman worker earns Rs. 18000 in 15 months. How much does she earn in...

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  19. A car travels 165km in 3 hours How long will it take to travel 440 ...

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  20. The weight of 45 folding chairs is 18 kg. How many chairs can be lo...

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