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Divide the sum of (-13)/5 and (12)/7 by ...

Divide the sum of `(-13)/5` and `(12)/7` by the product of `(-31)/7\ a n d\ (-1)/2`

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Divide the sum of (-13)/(5) and (12)/(7) by the product of (-31)/(7) and (-1)/(2)

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RD SHARMA-OPERATIONS ON RATIONAL NUMBERS-All Questions
  1. The cost of 2 1/3 metres of cloth is Rs. 75 1/4 . Find the cost of clo...

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  2. By what number should (-33)/(16) be divided to get (-11)/4?

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  3. Divide the sum of (-13)/5 and (12)/7 by the product of (-31)/7\ a n d\...

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  4. Divide the sum of (65)/(12)\ a n d8/3 by their difference.

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  5. If 24 trousers of equal size can be prepared in 54 metre of cloth, ...

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  6. Insert 10 rational numbers between (-3)/(11)\ a n d8/(11)dot

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  7. Insert 100 rational numbers between (-3)/(13)\ \ a n d\ 9/(13)

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  8. Find six rational numbers between (-4)/8\ a n d3/8

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  9. Find 10 rational numbers between 7/(13)\ a n d\ (-4)/(13)

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  10. State true or false: Between any two distinct integers there is alw...

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  11. What should be added to (-7)/9\ to get 2? (11)/9\ (b) (-11)/9 (-25...

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  12. What should be subtracted from (-2)/3\ to get 4/5? (22)/(15)\ (...

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  13. Reciprocal of (-3)/4 is (a)3/4 (b) 4/3 (c)(-4)/3 (d) None of these

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  14. The multiplicative inverse of 4/(-5) is -4/5 (b) 5/4 5/(-4) (d) ...

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  15. 1-:(-5)/7= 2/7 (b) 5/7 -2/7 (d) (-7)/5

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  16. (-5)/(13)+?=-1 8/(13) (b) (-8)/(13) (-18)/(13) (d) (18)/(13)

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  17. 0-:3/5= 0 (b) 5/3 3/5 (d) -3/5

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  18. -2 3/7+4=? (-11)/7 (b) (11)/7 (-45)/7 (d) (45)/7

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  19. If the product of two non-zero rational numbers is 1, then they are ...

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  20. The product 3 1/7xx1 5/6xx1 2/5xx1 1/(11) is equal to 5 8/5 (b) 5 4/5...

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