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The value of x for which the two rationa...

The value of x for which the two rational numbers `(3)/(7)` and `(x)/(42)` are equivalent, is

A

18

B

15

C

12

D

10

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MTG IIT JEE FOUNDATION-RATIONAL NUMBERS -Exercise (Multiple Choice Questions) (LEVEl-1)
  1. Find a rational number between (1)/(4) and (1)/(3).

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  2. Which of the following statements is true?

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  3. The value of x for which the two rational numbers (3)/(7) and (x)/(42...

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  4. Multiplicative inverse of '0' is

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  5. 0.75 when represented as rational number, is

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  6. The value of expression (2)/(3) +(5)/(11) +((-1))/(3) +((-3))/(11) is ...

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  7. Which of the following illustrates the inverse property of addition?

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  8. The difference between the largest and the smallest of the rationals, ...

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  9. The additive inverse of sum of the rational numbers -(5)/(16) and (7)...

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  10. What number should be added to (7)/(12) to get (4)/(15) ?

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  11. Which of the following rational numbers is the smallest? -(5)/(16),...

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  12. ((2)/(3)+(-4)/(5)+(7)/(15)+(-11)/(20))=?

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  13. What number should be subtracted from -3/5 to get-2?

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  14. Name the law of multiplication illustrated by the statement, (-15)/(8...

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  15. Which of the following forms a pair of equivalent rational numbers?

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  16. The reciprocal of (-(9)/(16) xx (8)/(15)) is

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  17. The value of (-(5)/(9) div (2)/(3)) is

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  18. Which of the following rational numbers is in its standard form?

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  19. By what number should we multiply 3/(-14), so that the product may be ...

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  20. Represent 8/5 and (-8)/5 on the number line.

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