There are 60 children in a club. In the club, the ratio of the number of girls to the number of boys is
3
:
1

3
5
of the girls play a musical instrument.

4
5
of the boys play a musical instrument.

What fraction of the 60 children play a musical instrument?

13/20

Step-by-step explanation:

hope this worked

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation: