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Find a fraction which assumes twice or t...

Find a fraction which assumes twice or thrice its orginal value when 2 or 3 respectively is added to both its numerator and denominator.

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The correct Answer is:
`(6)/(-6)`;
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Express the following statements in the form of linear equations of two variables and draw the graphs of each of the equations : (iv) If 2 added to both the numerator and denominator of a fraction it becomes (4)/(5) .

The denominator of a fraction is greater than numerator of it by 5 and if 3 is added to both the numerator and the denominator the fraction becomes (3)/(4) . Find the fraction.

Express the following statements in the form of a linear equations of two variables and draw the graph of them : (ii) If 2 is added to both the numerator and denominator of a fraction, the value of the fraction becomes 7/9 .

(xvii) Express the following statements in the form of simultaneous linear equations : (a) If 2 is added to both the numerator and denominator of a fraction it becomes (5)/(7) and If 1 is substracted from both the numerator and denominator the value of the fraction becomes (1)/(2) .

Express the following statements in the form of simultaneous linear equations : If 2 is added to both the numerator and denominator of a fraction, its value becomes 7/9 and if 3 subtracted from both the numerator and denominator of it, the fraction becomes 1/2 .

If 2 is subtracted from the numerator and 3 is added to the denominator of a fraction , it becomes (1)/(4) . But , if 6 is added to the numerator and the denonimator is multiplied by 3, then the fraction becomes (2)/(3) . Determine the fraction.

Find the value when 3 times of 6/7 id added to 2frac(6)(7) ?

If the first and third term is 2 and 8 respectively. Find its second term.

If 2 is added to both the numerator and the denominator of a fraction , it becomes (9)/(11) Again, if 1 is subtracted from both the numerator and denominator of the fraction ,it becomes (3)/(4) Determine the fraction .

CALCUTTA BOOK HOUSE-QUADRATIC EQUATION IN ONE VARIABLE-EXERCISE-1.4
  1. Express the equation px^(2)+r=0 in the standard quadratic equation fo...

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  2. Express the equation lx^(2)+mx+n=0 in a perfect square form.

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  3. Solve the equation 2x^(2)+x-10=0 by perfect square method.

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  4. What is the value of k if in the solution of the equation 7x^(2)+x-1=0...

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  5. Solve the quadratic equation alphax^(2)+betax+gamma=0 by perfect squar...

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  6. Solve by applying Sreedhar Acharya's formula - (b-1)x^(2)+cx+d=0

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  7. Determine a natural number which is less by 12 than its square.

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  8. Somen has drawn a right-angled triangle, the hypotenuse of which is 3 ...

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  9. The speed of Laxmi is 1m /sec more than that of Salma. To travel a dis...

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  10. In our village, Sankarbabu bought 350 chilli plants for planting in hi...

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  11. Durgadebi went to the market and saw that the price of dal of 1 kg is ...

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  12. Divide 50 into two parts such that the sum of their reciprocals may be...

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  13. If the price of pins decreases 2 paise per dozen, then the buyer will ...

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  14. A boatman can row 7 km down a river and back in 4(2)/(3) hours. If the...

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  15. The sum of the squares of two consecutive numbers is 145. Find them.

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  16. Divide unity into two parts such that the sum of their cubes is (7)/(...

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  17. ax^2 +bx +c=0 is a quadratic equation then

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  18. Find a fraction which assumes twice or thrice its orginal value when 2...

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  19. Find the fraction less than one such that the sum of the numerator and...

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  20. Number of roots in a quadratic equation is

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