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The product of two rational numbers is (...

The product of two rational numbers is `(-28)/(81)dot` If one of the number is `(14)/(27),\ ` find the other

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RD SHARMA ENGLISH-RATIONAL NUMBERS-All Questions
  1. Fill in the blanks : (i)-4\ "x"7/9=7/9"x"\ ... (ii)5/(11)"x"(-3)/8=...

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  2. Divide : (i)3/5b y4/(25) (ii) (-8)/9b y4/3

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  3. The product of two rational numbers is (-28)/(81)dot If one of the num...

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

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  5. Divide : (i)1\ b y1/2 (ii) 5\ b y(-5)/7 (iii) (-3)/4b y9/(-16)

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  6. Divide : (i)(-7)/8b y(-21)/(16) (ii) 7/(-4)b y(63)/(64) (iii) 0...

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  7. Divide : (-3)/4b y-6 (ii) 2/3b y(-7)/(12) -4\ b y(-3)/5 (iv) (-3)/...

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  8. Find the value and express as a rational number in standard form : ...

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  9. Find the value and express as a rational number in standard form : ...

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  10. The product of two rational number is 15. If one of the numbers is ...

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  11. The product of two rational number is (-8)/9dot\ If one of the number...

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  12. By what number should we multiply (-1)/6 so that the product may be (-...

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  13. By what number should we multiply (-15)/(28) so that the product may b...

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  14. By what number should we multiply (-8)/(13) so that the product may be...

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  15. By what number should (-3)/4\ b e\ multiplied in order to produce 2/3...

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  16. Find (x+y)+(x-y), if x=2/3, y=3/2 (ii) x=2/5, y=1/2

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  17. Find (x+y)+(x-y), if x=5/4, y=(-1)/3 (ii) x=2/7, y=4/3 (iii) ...

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  18. The cost of 7 2/3 metres of rope is rs 12 3/4dot Find the cost of clot...

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  19. The cost of 2 1/3 metres of cloth is Rs 75 1/4dot Find its cost per me...

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

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