KatieeeNB KatieeeNB

30-06-2019
Mathematics

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

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lieslfxx lieslfxx

30-06-2019

Answer:

1240

Step-by-step explanation:

Total boys : Total Girls

= 11x : 9x

9x + 124 = 11x

124 = 2x

x = 62

11x = 11 x 62 = 682

9x = 9 x 62 = 558

Total number of students = 682 + 558 = 1240

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