maths

There 168 students in a school. There are twice as many girls as there are boys.

a) Calculate the number of girls in the school.

b) the students are to be divided
into seven classes so that each class has the same number of girls and boys.

i) calculate the number of girls and the number of boys in each class.

c) Apples are sold in boxes each containing 1 dozen.

i) how many boxes will the teacher have to buy so that each student receives one apple.

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asked by indira
  1. 168 = 3*56 = 2*56 + 56
    so, there are 112 girls and 56 boys

    56 = 7*8

    I think the rest is not so hard, right?

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    posted by Steve
  2. is part c 2 boxes

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    posted by indira
  3. huh? 2 boxes is 2*12 = 24 apples

    Think that's enough?

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    posted by Steve

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