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What must be added to each term of the r...

What must be added to each term of the ratio `2:5` so that it may equal to `5:6` ?

A

65

B

78

C

13

D

12

Text Solution

Verified by Experts

The correct Answer is:
C
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KIRAN PUBLICATION-RATIO AND PROPORTION -TYPE-III
  1. Ifx : y : : 2 : 3 and 2 : x : : 4 : 8 the value of y is

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  2. If (a+b) : sqrt(ab) = 4:1, where a gt b gt 0, then a: b is:

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  3. What must be added to each term of the ratio 2:5 so that it may equal ...

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  4. If A :B=2 : 3 and B : C=3 :7, then A+B : B+C : C+A is.

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  5. If (x^3- y^3) : (x^2 + xy + y^2) = 5 : 1 and (x^2 - y^2) : (x - y) = 7...

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  6. The mean proportion of 1.21 and 0.09 is

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  7. The numbers x, y and z are respectively proportional to 2,3 and 5 and ...

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  8. Rs. 2420 were divided among a,B C so that A:B=5:4andB:C=9:10 then C ...

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  9. Among 132 examines of a certain school , the ratio of successful and...

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  10. In a regiment the ratio between the number of officers to soldiers was...

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  11. The ratio of number of boys and girls in a school of 720 students is 7...

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  12. The number of pupils of a class is 55. The ratio of the number of male...

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  13. Sum of two numbers is thrice their difference. Their ratio is

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  14. The compound ratio of the inverse ratios of the ratios x : yz, y : zx,...

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  15. If (x + 1/x) : (x-1/x) = 5:3, then the value of x is/are

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  16. The compound ratio of the inverse ratios of the ratios x : yz, y : zx,...

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  17. If 2r = h + sqrt(r^(2) + h^(2)), then the ratio r : h (r ne 0) is:

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  18. A box of sweets was distributed between A and B in the ratio 3 : 4. If...

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  19. In a college union , there are 48 students .The ratio of the number of...

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  20. In a colored picture if blue and yellow color blue and yellow color is...

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