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If X = 3Y = 4Z," then "X : Y : Z = ....

If ` X = 3Y = 4Z," then "X : Y : Z` = __________ .

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The correct Answer is:
` 12 : 4 : 3 `
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PEARSON IIT JEE FOUNDATION-RATIO, PROPORTION AND VARIATION-Very Short Type Questions
  1. The result obtained after applying componedo to b : (a-b) :: d : (c ...

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  2. The simplest form of 57 : 72 is .

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  3. If X = 3Y = 4Z," then "X : Y : Z = .

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  4. Which of the two ratios 4 : 9 and 5 : 8 is greater ?

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  5. The inverse ratio of 1/8 : 4 is .

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  6. The result obtained after applying dividendo to (a+b) : b :: (c+d) ...

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  7. The compound ratio of p : r and r: q is .

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  8. The numbers 4, 7, 8 and 14 are in proportion. (True/False)

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  9. Express the ratio 1. 5 litres : 250 ml in the lowest terms.

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  10. If P and Q^(2) are in direct proportion. If Q doubles then P become...

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  11. If 10 men can do a certain amount of work in 6 days, 15 men can do t...

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  12. x varies directly as the cube of y, x is 32 when y is 4, then what i...

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  13. A varies inversely as the square of B and A is 1, when B is 3. What ...

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  14. Express the ratio 3/5 : 7/9 in the lowest terms.

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  15. The mean proportional between 4 and 8 is 6. (True/False)

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  16. If 7 3/4 : 11 2/3 = 93 : ( 2x + 10), then what is the value of x ?

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  17. If x : y = 5 : 6 and y : z = 3 : 7 , then find x : z.

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  18. If a : b =2 : 3 ," then find "(3a - b) : ( 2a+ 3b).

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  19. Two numbers are in the ratio 3 : 4 When 7 is added to each, the r...

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  20. What is the compounded ratio of 6 1/2 : 8 2/3 and 3 3/4 : 5 1/3?

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