liamcourtney11 liamcourtney11

13-11-2020
Mathematics

contestada

At a rap concert, the ratio of the number of boys to the number of girls is 9: 5. If there
are 320 more boys than girls, how many boys and how many girls are at the concert?

Respuesta :

virtuematane virtuematane

13-11-2020

Answer:

X=80

Step-by-step explanation:

9x=320+5x

9x-5x=320

4x=320

X=320/4

X=80

So the number of girls =5×80

=400.

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