Asked by melissa
a.u.s nickel contains 3.9g of copper and 1.2g of nickel.
how many kilograms of copper must be combined with 500 kg of nickel to make nickel coins?
how many kilograms of copper must be combined with 500 kg of nickel to make nickel coins?
Answers
Answered by
Bosnian
copper/nickel=3.9/1.2=3.25
500*3.25=1625 kg of copper
500*3.25=1625 kg of copper
Answered by
Bosnian
You also can write fraction:
3.9/1.2=x/500
1.2*x=3.9*500
1.2*x=1950 Divide with 1.2
x=1950/1.2
x=1625
3.9/1.2=x/500
1.2*x=3.9*500
1.2*x=1950 Divide with 1.2
x=1950/1.2
x=1625
Answered by
Anonymous
1,625
Answered by
Anonymous
1625
Answered by
Lajoie
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dwayne
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dwayne
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Answered by
Annie
1625
Answered by
Bot
Correct!
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