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Which of the following are pairs of equi...

Which of the following are pairs of equivalent rational numbers?
(i) `frac(-13)(7),frac(39)(-21)`
(ii) `frac(3)(-8),frac(-6)(16)`
(iii) `frac(9)(4),frac(-36)(-16)`
(iv) `frac(7)(15),frac(-28)(60)`
(v) `frac(3)(12),frac(-1)(4)`
(vi) `frac(2)(3),frac(3)(2)`

Text Solution

Verified by Experts

The correct Answer is:
(i), (ii), (iii)
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Which of the following are negative rational number? (i) frac(-15)(-4) (ii) 0 (iii) frac(-5)(7) (iv) frac(4)(-9) (v) -6 (vi) frac(1)(-2)

The rational number between frac(1)(2) and frac(3)(5) is

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RS AGGARWAL-RATIONAL NUMBERS-EXERCISE 4A
  1. Write down the numerator and the denominator of each the of the follow...

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  2. Write each of the following integers as a rational number. Write the n...

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  3. Which of the following are positive rational numbers? (i) frac(3)(-5...

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  4. Which of the following are negative rational number? (i) frac(-15)(-...

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  5. Find four rational number equivalent to each of the following. (i) f...

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  6. Write each of the following as a rational number with positive denomin...

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  7. Express frac(5)(8) as a rational number with numerator (i) 15, (ii...

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  8. Express frac(4)(7) as a rational number with denominator (i) 21, (...

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  9. Express frac(-12)(13) as a rational number with numerator (i) -48, ...

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  10. Express frac(-8)(11) as a rational number with denominator (i) 22, ...

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  11. Express frac(14)(-5) as a rational number with numerator (i) 56, (...

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  12. Express frac(13)(-8) as a rational number with denominator (i) -40, ...

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  13. Express frac(-36)(24) as a rational number with numerator (i) -9, ...

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  14. Express frac(84)(-147) as a rational number with denominator (i) 7, ...

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  15. Write each of the following rational number in standard form: (i) fr...

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  16. Fill in the blanks: (i) frac(-9)(5)=frac(....)(20)=frac(27)(....)=fr...

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  17. Which of the following are pairs of equivalent rational numbers? (i)...

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  18. Find x such that: (i) frac(-1)(5)=frac(8)(x) (ii) frac(7)(-3)=frac...

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  19. Which of the following rational number are equal? (i) frac(8)(-12)("...

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  20. State whether the given statement is true or false: (i) Zero is the ...

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