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10 students of Class-X took part in a ma...

10 students of Class-X took part in a mathematics quiz. If the number of girls in 4 more than the number of boys then, find the number of boys and the number of girls who took part in the quiz.\

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The correct Answer is:
Girls=7 and Boys=3
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VGS PUBLICATION-BRILLIANT-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-OBSERVATION MATERIAL
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  5. 10 students of Class-X took part in a mathematics quiz. If the number ...

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  6. Sove the following pair of linear equations by substitution method. 2x...

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  8. Solve the given pair of linear equations by elimination method. 2x+y-5...

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  9. Solve the following equations graphically. (1)/(3)x+(1)/(2)y=1 , 2x-(1...

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  10. Solve the given pair of linear equations by elimination method. 2x+y-5...

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  11. Draw the graphs of the following equations 3x-y-2=0 and 2x+y-8=0 on th...

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  17. Show that the following pair of equations are consistent and solve the...

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  18. Find the solution of x+2y=10 and 2x+4y=8 graphically.

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  19. Solve the following pair of linear equations graphically. 2x+y=4 and 2...

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