Homework Help: Math

Posted by Bob on Thursday, May 8, 2008 at 9:03pm.

Of the 6 grade students surveyed, 12% bring their lunch. SUppose 24 six graders do this, how many six graders are there.

I would like you to show me how to do this, (Mom) so that I can explain to my son. Thanks.

Math - Reiny, Thursday, May 8, 2008 at 9:10pm
Here is an easy way to understand these kind of percent problems

12% = 24
so 1% = 24/12 = 2 (I divided by 12)
then 100% = 2*100 = 200

check: 12% of 200 = .12(200) = 24
- Math - Bob, Thursday, May 8, 2008 at 9:21pm
  Thank you.

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