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Pintu takes 6 days more than Nishu to co...

Pintu takes 6 days more than Nishu to complete certain work. If they work together, they finish it in 4 days. How many days would it take to complete the work if they work alone?

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Pintu takes 6 days more than those of Nishu to complete certain work. If they work togeter they finish it in 4 days. How many days would it take to complete the work if they work alone.

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CHETANA PUBLICATION-Quadratic Equations-EXERCISE
  1. Pintu takes 6 days more than Nishu to complete certain work. If they w...

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  2. Which one of the following is a quadratic equation? a)5/x-3=x^2 b)x(x+...

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  3. Out of the following equations, which one is not a quadratic equation?...

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  4. The roots of x^2+kx+k=0 are real and equal. Find K. a)0 b)4 c)0 or 4 d...

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  5. For quadratic equation sqrt 2x^2-5x+sqrt2=0, find the value of the di...

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  6. Which of the following quadratic equations has roots 3, 5? a)x^2-15x+3...

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  7. Out of the following equations, find the equation having the sum of i...

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  8. sqrt 5m^2-sqrt 5m+sqrt 5=0, Which of the following statement is true f...

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  9. One of the roots of equation x^2+mx-5=0 is 2. Find m. a)-2 b)-1/2 c)1/...

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  10. alpha, beta are roots of quadratic equation ax^2+bx+c=0. Then (alpha+b...

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  11. The roots of the quadratic equation y^2-16y+63=0 are a)-9,-7 b)-9,7 c)...

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  12. If the roots of a quadratic equation are real and equal, then Delta mu...

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  13. If one root of quadratic equation kx^2-7x+12=0 is 3, then value of k i...

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  14. If one root of quadratic equation is 1-sqrt3 then the other root is………...

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  15. If the roots of ax^2+bx+c=0 are real and equal then.......a)b^2-4aclt0...

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  16. The value of discriminant of the equation x^2+x+1=0 is…………..a)-4 b)-3 ...

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  17. alpha, beta are roots of quadratic equation such that alpha+beta=-4 a...

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  18. The standard form of quadratic equation x-5/x=3x-7 is……….a)2x^2-8x+7=0...

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  19. What is the nature of roots of quadratic equation: 9x^2-12x+4=0? a)Rea...

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  20. Three times the square of natural number is 363 is written in the math...

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  21. Which of the following is not a quadratic equation? a)-5/3x^2=2x+9 b)(...

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