SOLUTION: If there is 5/7 boys in the class and 300. Girls in the class then. Find out the total. Boys in the class

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Question 963149: If there is 5/7 boys in the class and 300. Girls in the class then. Find out the total. Boys in the class
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
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If there is 5/7 boys in the class and 300 Girls in the class then.
Find out the total Boys in the class
:
Find how many total in the class (c), if 5/7 are boys then 2/7 are girls
2%2F7c = 300
2c = 7*300
2c = 2100
c = 2100/2
c = 1050 in the class
:
Find how many boys
5%2F7 = 1050 = 750 boys
:
:
Check: 1050 - 300 = 750 boys