David M. answered 10/07/18
Tutor
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Dave "The Math Whiz"
Let x=number of skaters
40%=percentage of skaters that rented skates
40%=40/100=4/10=2/5
40%(x)=38
(2/5)x=38
x=38(5/2)
x=95
Therefore, there were 95 skaters that night and 38 of them rented skates.