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Both x and y vary directly with each oth...

Both x and y vary directly with each other and when x is 10, y is 14, which of the following is not a possible pair of corresponding values of x and y?

A

25 and 35

B

35 and 25

C

35 and 49

D

15 and 21

Text Solution

Verified by Experts

The correct Answer is:
B
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NCERT EXEMPLAR-DIRECT AND INVERSE PROPORTIONS -EXERCISES
  1. If two quantities p and q vary inversely with each other, then

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  2. If the distance travelled by a rickshaw in one hour is 10 km, then the...

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  3. Both x and y vary directly with each other and when x is 10, y is 14, ...

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  4. If x = 5y, then x and y vary with each other

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  5. If xy = 10, then x and y vary with each other.

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  6. When two quantities x and y are in proportion or vary they are writte...

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  7. When two quantities x and y are in proportion or vary they are writte...

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  8. Both x and y are said to vary with each other if for some positive nu...

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  9. x and y are said to vary directly with each other if for some positive...

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  10. Fill in the blanks in each of the following so as to make the state...

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  11. Fill in the blanks in each of the following so as to make the state...

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  12. If 12 pumps can empty a reservoir in 20 hours, then time required by 4...

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  13. If x varies inversely as y, then

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  14. When the speed remains constant, the distance travelled is proportiona...

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  15. On increasing a, b increases in such a manner that a/b remains and pos...

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  16. If on increasing a, b decreases in such a manner that remains constan...

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  17. If two quantities p and q vary inversely with each other then of thei...

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  18. If two quantities p and q vary inversely with each other then of thei...

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  19. The perimeter of a circle and its diameter vary with each other.

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  20. A car is travelling 48 km in one hour. The distance travelled by the c...

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