SOLUTION: when 6 boys were admitted and 6 girls were left from class the percentage of boys in the class increased from 60% to 75%,find the orignal no. of boys and girls in the class.also gi

Question 617077: when 6 boys were admitted and 6 girls were left from class the percentage of boys in the class increased from 60% to 75%,find the orignal no. of boys and girls in the class.also give the graphical soltuion
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = original number of boys
Let = original number of girls
given:
(1)
and
(2)
---------
(2)
(2)
(2)
(2)
Divide both sides by
(2)
(2)
and, also
(1)
(1)
(1)
(1)
(1)
-----------------

and
(2)
(2)
(2)
Originally, there were 24 boys and 16 girls
Here's the graphical solution:

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