# Ski class

Class attend 30 boys and some number of girls. Ski training was attended by 28 boys and all the girls, which was 95% of all students. How many girls attend this class? How many percent is that?

Correct result:

x =  10
p =  25 %

#### Solution:

28 + x = 95/100•(30+x)

5x = 50

x = 10

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