houseunknown87 houseunknown87
  • 19-02-2021
  • Mathematics
contestada

The ratio of boys to girls In student council is 4 to 5. Students council has 18 members. How many are boys?

Respuesta :

hdomingu0023
hdomingu0023 hdomingu0023
  • 19-02-2021

Answer:

Step-by-step explanation:

boy count is 1476

Explanation:

There is an important difference between the way counts are viewed in ratio to that in fractions.

The ratio of boys : girls

→

4

:

5

so you have 4 boys and 5 girls making the whole count

4

+

5

=

9

in its simplest form.

So to change the ratio proportion into fraction proportion we have:

boys

→

4

9

of the whole.

girls

→

5

9

of the whole.

It is given that the whole is 3321 therefore the count of boys is:

4

9

×

3321

=

1476

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