SOLUTION: Fred found a large metal bar that weighed 15 grams while he was mining. Fred was also able to determine that the bar contained 40% copper. How many grams of copper are in the metal

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Question 1171279: Fred found a large metal bar that weighed 15 grams while he was mining. Fred was also able to determine that the bar contained 40% copper. How many grams of copper are in the metal bar? Round your answer to the nearest whole number if necessary
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
40 percent of 15 grams

0.4%2A15

%281%2F10%29%2A4%2A15

%281%2F10%2960

highlight%286%2Agrams%29

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.

Do you really have a difficulties to compute 40% of 15 grams ?


Then you are a unique person.