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January 28, 2015

January 28, 2015

Posted by **Aleah** on Wednesday, July 15, 2009 at 6:41pm.

- math -
**Ms. Sue**, Wednesday, July 15, 2009 at 6:49pmYour turn. See my last post.

- math -
**Aleah**, Wednesday, July 15, 2009 at 7:11pmx/3=14/1

1x/1=42/1

x=42

- math -
**Ms. Sue**, Wednesday, July 15, 2009 at 7:21pmOops -- your answer doesn't make sense. There's much LESS nickel than copper in the coin.

Please try again.

- math -
**Aleah**, Wednesday, July 15, 2009 at 7:45pmI really don't understand how to work this problem.

- math -
**Ms. Sue**, Wednesday, July 15, 2009 at 7:52pmYou had the right idea -- but you didn't set up the correct proportion.

3 is to 1 as 14 is to x.

3/1 = 14/x

Now -- cross multiply.

What do you get?

- math -
**Aleah**, Wednesday, July 15, 2009 at 7:57pmI got 4.6.

- math -
**Ms. Sue**, Wednesday, July 15, 2009 at 9:03pmYes -- except you should round 4.66666 to 4.7 pounds.

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