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Formulate the following problems as a pa...

Formulate the following problems as a pair of equation,and hence find their solutions:(ii) 2 women and 5 men can together finish an embroidery work in 4 days,while 3 women and 6 men can finish it in 3 days.Find the time taken by 1 woman alone to finish the work,and also that taken by 1 man alone.

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Two women and five men together can finish a work in 4 days. But three women and six men can finish the same work in three days. Determine the time taken to comlete the work by a woman and by a man when each of them works alone.

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Formulate the following problems as a pair of equation,and hence find their solutions: (i) Ritu can row downstream 20 km in 2 hours,and upstream 4 km in 2 hours.Find her speed of rowing in still water and the speed of the current.

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Form the pair of linear equations in the following problems and find their solutions (if they exist) by any algebraic method: A fraction becomes 1/3 when 1 is subtracted from the numerator and it becomes 1/4 when 8 is added to its denominator.Find the fraction.

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A and B can complete a piece of work in 9/5 hours,when they work together.If they work individually then A needs 1fr1/2 hours more than that required by B to complete the same.Find the time required by A and B for the completion of the work working individually.

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Work Problem related to speed, distance and time A men walks a certain distance at a certain rate. Had he walked 1/2 km per hour faster, he would taken one hour less. But if he had gone one km/hour slower, he would have taken three hours longer. Find the distance covered by the mann and his original rate of walking.

R G PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
  1. Solve the following pairs of equations by reducing them to a pair of l...

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  2. Formulate the following problems as a pair of equation,and hence find ...

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  3. Formulate the following problems as a pair of equation,and hence find ...

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  4. The ages of two friends Ani and Biju differ by 3 years.Ani's father Dh...

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  5. One says,"Give me hundred,friend!?I shall then become twice as rich as...

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  6. A train covered a certain distance at a uniform speed.If the train wou...

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  7. The students of a class are made to stand in rows.If 3 students are ex...

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  8. In a triangle ABC,angleC=3angleB=2(angleA+angleB).Find the three angle...

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  9. Draw the graphs of the equations 5x-y=5 and 3x-y=3.Determine the coord...

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  10. Solve the following pair of linear equations:(i)px+qy=p-q qx-py=p+q

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  11. Solve the following pair of linear equations:(ii)ax+by=c ,bx+ay=1+c

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  12. Slove the following pair of linear equations:(iii)x/a-y/b=0 ax+by=a^2...

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  13. Solve the following pair of linear equations:(iv)(a-b)x+(a+b)y=a^2-2ab...

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  14. Solve the following pair of linear equations:(v)152x-378y=-74 -378x+...

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  15. The pair of linear equations kx+2y=5 and 3x+y=1 has unique solution if...

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  16. The pair of linear equations -5x+2y=8 and 2x-5y-3=0 have a)one solutio...

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  17. The pair of linear equations 2x+3y=5 and 4x+ky=10 has infinite solutio...

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  18. The pair of equations 2x-5y+4=0 and 2x+y-8=0 has

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  19. The pair of equations y=0 and y=-7 has a)one solution b)two solutio...

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  20. If the pair of equations 2x+3y=11 and (a+b)x+(2a-b)y=33 has infinitely...

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