Posted by **chad** on Wednesday, October 20, 2010 at 4:10pm.

assume that a jeweler needs 80 grams of an alloy that is 30% gold. He has avaliable one alloy that is 5% gold and another that is 85% gold; he will mix some of each If x equal the number of grams of the first alloy (so the number of grams of the second is 80-x), find x

- algebra -
**Reiny**, Wednesday, October 20, 2010 at 6:10pm
solve

.05x + .85(80-x) = .3(80)

- GOLD DUST FOR SALE -
**BENSON IMO**, Tuesday, January 17, 2012 at 5:06am
GOLD DUST FOR SALE

Dear Sir/ Madam,

We are small scale Gold miners here on the sub-region of West Africa. We have some huge

quantity of alluvial Gold Dust for sale at a considerable price of $30,500USD per kilo

which is below world market price, 22 carat and 92.05% purity. If you are interested, do

not hesitate to get back to us as soon as possible for us to give you our full co-operate

offer (FCO)

Best Regards

MR BENSON IMO

## Answer this Question

## Related Questions

- algebra - A goldsmith has two gold alloys. The first alloy is 30% gold; the ...
- chemistry - A 14 karat gold alloy contains 58% m/m gold. How much of this alloy ...
- Algebra - A goldsmith has two gold alloys. The first alloy is 20% gold; the ...
- College Algebra - Chemistry - A goldsmith has two gold alloys. The first alloy ...
- Physics - The karat is a dimensionless unit that is used to indicate the ...
- Chemistry - The relative amount of gold in an alloy is commonly expressed in ...
- algebra - A chemist has x grams of an alloy that is 20% silver and 10% gold, and...
- algebra - a jeweler purchased 5 oz of a gold alloy and 20 oz of a silver alloy ...
- physics - a piece of gold aluminuim alloy weighs 100g in air and 80g in water....
- Chemistry - A homogenous mixture of metals is called an alloy. An alloy is found...

More Related Questions