SOLUTION: 3/5 of the class of mrs gumban are boys,there are 18 girls in the class,how many students in the class?

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Question 888351: 3/5 of the class of mrs gumban are boys,there are 18 girls in the class,how many students in the class?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
3/5 are boys, 1-3/5 = 2/5 are girls


(2/5)*x = 18

x = 18*(5/2)

x = 45


There are 45 students in the class.