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The numbers 4, 7, 8 and 14 are in propo...

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

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PEARSON IIT JEE FOUNDATION-RATIO, PROPORTION AND VARIATION-Very Short Type Questions
  1. The result obtained after applying dividendo to (a+b) : b :: (c+d) ...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  16. If (x + 2) , 3, (3x-4) and 6 are in proportion, Find x .

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  17. Find the fourth proportional of 4, 9 and 12.

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  18. Write a ratio equal to 7 : 9 in which antecedent is 63.

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  19. If a/b = c/d = e/f = 2/5, then (3a+4c+9e)/(3b+4d+9f) = .

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  20. If (3a+2b) : (5a+7b) = 1:2 , then find a : b.

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