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If x : y = 5 : 7, then find (3x+4y):(x+2...

If x : y = 5 : 7, then find `(3x+4y):(x+2y)`.

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`43:19`
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PEARSON IIT JEE FOUNDATION-RATIO, PROPORTION AND VARIATION-TEST YOUR CONCEPTS
  1. If x, 20, 30, and 60 are in proportion, then what is the value of x?

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  2. The sub-duplicate ratio of 64 : 81 is .

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  3. If x : y = 5 : 7, then find (3x+4y):(x+2y).

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  4. If 40 men complete a piece of work in 5 days, then 80 men can complet...

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  5. The area of a circle (A) varies directly as the square of its radius. ...

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  6. 120 men can lay a road 80 km long in 20 days. In how many days can 100...

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  7. A certain sum of money is divided between X and Y in the ratio of 2(1)...

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  8. Find the number which bears the same ratio to (5)/(9) as (3)/(2) does ...

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  9. Arrange the ratios 3:4,5:6,1:2 and 19:15 ini their increasing order of...

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  10. What number must be added to each term of the ratio 7 : 5 so that it b...

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  11. A and B share money in the ratio 1(2)/(3):2(3)/(4). What is the total ...

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  12. If (5x+7y):(3x+11y)=2:3, then find x : y.

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  13. If x:y=2:5, then (10x+3y):(5x+2y) is .

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  14. The mean proportional between 2 and 32 is .

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  15. If (a)/(b)=(c)/(d)=(e)/(f)=(3)/(4), then what is the value of (3a-4c-e...

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  16. X and Y share marbles in the ratio of 5 : 6. Find X's share, if X got ...

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  17. If bc:ac:ab=1:3:5, then find (a)/(bc):(b)/(ca).

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  18. If a:b:c:d=2:3:5:7 and a+b=60, then c+d is.

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  19. The monthly expenditure of a family o 9 members is Rs 891. What will b...

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  20. Write the result after applyin componendo and dividendo to 3a^(2)+2b^(...

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