09-03-2015
Physics

Answered

80 girls and boys have planned for a movie. They are in a ratio of 6 girls to 2 boys. How many girls are there?

Answer :

secret13 secret13

09-03-2015

4x = 240

[tex] \frac{4x}{4}~=~ \frac{240}{4} [/tex]

x = 60

60 girls are there

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09-03-2015

[tex]6x+2x=80 \\ 8x=80 \\ x=10 \\ \\ 10*6=60\ girls \\ 10*2=20\ boys \\ \\ \boxed{60\ girls}[/tex]

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