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A bell rings at every 18 seconds, anothe...

A bell rings at every 18 seconds, another bell rings at every 60 seconds. If these two bells ring simulatanously an instant, then find after how many seconds will the bells ring simulatanously again

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R G PUBLICATION-REVISION-EXERCISE
  1. Two ropes are of length 64 cm and 80 cm. Both are to be cut into piece...

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  2. The soldiers in a regiment can be stood in some rows consisting of 15,...

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  3. A bell rings at every 18 seconds, another bell rings at every 60 secon...

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  4. A radio station plays 'Assam Sangeet' once every two days. Another rad...

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  5. Find the quadratic polynomials whose zeros are -4 and 3/2

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  6. Find the quadratic polynomials whose zeros are 5 and 2

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  7. Find the quadratic polynomials whose zeros are 1/3 and -1

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  8. Find the quadratic polynomials whose zeros are 3/2 and -2

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  9. Divide P(x)=2x^4+3x^3-2x^2-9x-12 by g(x)=x^2-3

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  10. DivideP(x)=x^6+3x^2+10 by g(x)=x^3+1

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  11. Divide P(x)=2x^5-5x^4+7x^3+4x^2-10x+11 by g(x)=x^3+2

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  12. If one zero of the polynomial 3x^3-x^2-3x+1 is 1, then find all the ot...

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  13. If two zero of the polynomial x^4+x^3-9x^2-3x+8 are sqrt3 and -sqrt3 t...

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  14. If two zero of the polynomial x^4+2x^3-26x^2-54x-27 are 3sqrt3 and -3s...

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  15. On dividing the polynomial 6x^4+11x^3-7x^2-15x-50 by another polynomia...

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  16. On dividing a polynomial by x^2-2, the quotient is found as 2x^2+5x-2 ...

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  17. Solve (3y)/2-(5x)/3=2 and y/3+x/3=13/16

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  18. Solve8/x-9/y=1 and 10/x+6/y=7

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  19. Solve :2x+3y=6 4x+6y=12

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  20. Solve x-2y=6 3x-6y=0

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