Question

There are between 24 and 40 students in a class
the ratio of boys to girls is 4 : 7
how many students are in the class?

Answer 1

Answer:

Explanation: If you divided the class into groups with 4 boys and 7 girls in each group, there will be 11 students in each group.

Answer 2

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Let's take the constant of proportionality to be X

4x+7x=between 24 to 40

11x= 24 to 40

X should be a natural number therefore the number of students should be multiple of 11

Only multiple of 11 between 24 and 40 is 33