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If x - y = 2 and (2)/(x + y ) = ...

If ` x - y = 2 and (2)/(x + y ) = (1)/(5)` then

A

` x = 4, y = 2 `

B

`x = 5, y = 3 `

C

` x = 6, y = 4`

D

` x = 7, y = 5 `

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The correct Answer is:
C
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RS AGGARWAL-LINEAR EQUATIONS IN TWO VARIABLES -Multiple Choice Questions (Mcq)
  1. If 2 x + 3y = 12 and 3 x - 2y = 5 then

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  2. If x - y = 2 and (2)/(x + y ) = (1)/(5) then

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  3. If ( 2x )/(3) - ( y )/(2) + (1)/(6)= 0 and (x)/(2) + ( 2y )/(3...

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  4. If (1)/(x) + ( 2)/(y) = 4 and ( 3)/(y) - (1)/(x) = 11 then

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  5. If (2x + y + 2)/(5) = ( 3x - y + 1)/( 3 ) = ( 2 x + 2y + 1 )/(6)...

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  6. Solve : (3)/(x + y ) + ( 2)/(x - y ) = 2 and (9)/(x + y ) - ...

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  7. If 4x + 6y = 3 xy and 8x + 9y = 5xy then

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  8. If 29 x + 37y = 103 and 37x + 29y = 95 then

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  9. If 2^(x + y ) = 2^(x - y ) = sqrt8 then the value of y is

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  10. If (2)/(x) + (3)/(y) = 6 and (1)/(x) + (1)/(2y) = 2 then

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  11. The system kx - y = 2 and 6x - 2y = 3 has a unique solution on...

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  12. The system x - 2y = 3 and 3x + ky = 1 has a unique sol...

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  13. For what value of k does the system of equations x+2y=3 and 5x + ky + ...

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  14. If the lines given by 3x+2ky= 2 and 2x+5y+1=0 are parallel, then the ...

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  15. For what value of k do the equations kx-2y = 3 and 3x + y = 5 represen...

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  16. The pair of equations x + 2y + 5 = 0 and -3x - 6y + 1 = 0 has

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  17. The pair of equations x + 2y + 5 = 0 and -3x - 6y + 1 = 0 has

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  18. If a pair of linear equations is consistent then their graph lines...

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  19. If a pair of linear equations is inconsistent then their graph l...

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  20. In a Delta ABC, angle C = 3 angle B = 2 (angle A + angle B), the...

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