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Find which of the following are in propo...

Find which of the following are in proportions `(i) 18, 16, 6 , 12` (ii)`6,2,4,3`

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RD SHARMA-RATIO, PROPORTION AND UNITARY METHOD-All Questions
  1. If 3,\ x ,\ 12 are in continued proportion, find the value of xdot

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  2. If 25 ,\ 35 ,\ x are in continued proportion, find the value of x

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  3. Find which of the following are in proportions (i) 18, 16, 6 , 12 (ii)...

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

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  5. In a school library, the ratio of mathematics books to Science book...

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

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  7. Find which of the following are in proportion: 8, 16, 6; 12           ...

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  8. Find x in the following proportions: x\ :6=55\ : 11 (ii) 18\ : x=27...

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

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  10. Find the other three proportions involving terms of each of the fol...

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

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

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  13. Show that the following numbers are in continued proportion: 36, 90,...

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

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

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

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

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

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

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

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