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The ages of A and B are in the ratio 5 :...

The ages of A and B are in the ratio `5 : 7`. Eight years ago, their ages were in the ratio `7 : 13`. Find their present ages

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The correct Answer is:
Age of A = 15 yrs, Age of B = 21 yrs
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RS AGGARWAL-RATION AND PROPORTION -Test papers
  1. The ages of A and B are in the ratio 5 : 7. Eight years ago, their age...

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  2. Compare 4 : 5 and 7 : 9

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  3. Divide Rs 1100 among A, B and C in the ratio 2 : 3 : 5

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  4. Show that the numbers 25, 36, 5, 6 are not proportion.

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  5. If x, 18, 108 are in the continued Proportion, find the value of x.

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  6. Two numbers are in the ratio 5 : 7. If the sum of these numbers is 84,...

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  7. The ages of A and B are in the ratio 4 : 3 Eight years ago. Their ages...

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  8. If a car covers 54 km in an hour, how much distance will it cover in 4...

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  9. Find the third proportional to 8 and 12

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  10. If 40 men can finish a piece of work in 60 days. In how many days will...

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  11. If 2A = 3B = 4C then A : B : C = ?

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  12. If (A)/(2) = (B)/(3) = (C)/(4) then A : B : C

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  13. If (x : y) = (3 : 4) then (7x + 3y) : (7x - 3y) = ?

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  14. What least number must be subtracted from each term of the ratio 15 : ...

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  15. If Rs 840 is divided between A and B in the ratio 4 : 3 then B's share...

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  16. The ages of A and B are in the ratio 5 : 2 After 5 years their ages wi...

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  17. The boys and girls in a school are in the the ration 9 : 5. If the num...

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  18. Fill in the blanks (i) If A : B = 2 : 3 and B : C = 4 : 5 then C : A...

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  19. Write 'T' for true and 'F' for false for each of the following (i) M...

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