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At a school number of boys: number of girls= 11:9 There are 124 more boys than girls. Work out total number of students at school
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At a school number of boys: number of girls= 11:9

There are 124 more boys than girls.
Work out total number of students at school

User Fu Cheng
by
8.7k points

1 Answer

3 votes

составим уравнение
11х=9х+124
2х=124
х=62

проверим ответ
682=558+124

тогда, общее количество детей

682+558=1240

User George Pavelka
by
8.5k points
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