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There are 18 girls in a class.If this number is 3/7 parts of the total number of students in the class .Find the number of students in class ​

There are 18 girls in a class.If this number is 3/7 parts of the total number of students in the class .Find the number of students in class ​
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There are 18 girls in a class.If this number is 3/7 parts of the total number of students in the class .Find the number of students in class

​

User Krzysztof Bujniewicz
by
7.6k points

1 Answer

4 votes
3/7 = girls, 4/7 = boys

If 3/7 = 18
then 1/7 = 6 students (18/3)

4/7 = 6 x 4 = 24 boys

total number of students :
24 boys + 18 girls = 42 students
User Jediz
by
8.2k points
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