Monday

December 22, 2014

December 22, 2014

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.

**Answer this Question**

**Related Questions**

Math - A U.S. nickel contains 3 ounces of copper for every ounce of nickel. How ...

Math - A U.S. nickel contains 3 ounces of copper for every ounce of nickel. How ...

Math - A US nickel contains 3 ounces of copper for every ounce of nickel. How ...

math - a.u.s nickel contains 3.9g of copper and 1.2g of nickel. how many ...

chemistry - A nickel has a mass of 5.000 grams and is composed of 25% nickel and...

Math - If a nickel contains 3.9 gram of copper and 1.2 gram of nickel How many ...

7th grade - If a nickel contains 3.0 gram of copper and 1.2 gram of nickel How ...

Chemistry - Solution Stoichiometry - A piece of nickel is placed in a beaker ...

chemistry - If the average quarter weighs 5.67grams, how many atoms of nickel ...

chemistry - For corrosion resistance, a steel bolt is plated with nickel from a ...