Which proportion models this problem? On a soccer team, 5 out of 13 players surveyed said they had two or more siblings. The league has 520 players. Which is the best prediction of the number of players in the league that have two or more siblings?

Question

Which proportion models this problem?     On a soccer team, 5 out of 13 players surveyed said they had two or more siblings. The league has 520 players. Which is the best prediction of the number of players in the league that have two or more siblings?

anonymous · Answer

WILL GIVE MEDAL!!!!!!!!!!!!!

anonymous · Answer

@iGreen

igreen · Answer

We have x/520 and we have 5/13, so we make these equal to each other to make a proportion.

anonymous · Answer

so what would it be ? @iGreen

igreen · Answer

I'm asking you :)

Make x/520 and 5/13 equal to each other.

anonymous · Answer

would x=200 @iGreen

igreen · Answer

Yep!

igreen · Answer

But it only asks for the proportion:

$\dfrac{x}{520} = \dfrac{5}{13}$

anonymous · Answer

so what does that mean? @iGreen

igreen · Answer

It means, this is your answer:

$\dfrac{x}{520} = \dfrac{5}{13}$

anonymous · Answer

okay thank you can you help me with one more? @iGreen

anonymous · Answer

A bottling machine filled 3 of every 8 bottles with grape juice. The bottling machine filled 144 bottles altogether.
 
How many of these bottles were filled with grape juice?

anonymous · Answer

@iGreen

igreen · Answer

One question per post, close this one and open a new one. @ineedurhelpnow