SOLUTION: Each penny contains 2.4375 grams of zinc. How many pennies could be made from a kilogram of zinc and how many milligrams zinc would be left over (to the nearest milligram)? a.

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Question 334811: Each penny contains 2.4375 grams of zinc. How many pennies could be made from a
kilogram of zinc and how many milligrams zinc would be left over (to the nearest
milligram)?
a. 405 pennies with 268 milligrams left over
b. 410 pennies with 256 milligrams left over
c. 410 pennies with 26 milligrams left over
d. 405 pennies with 27 milligrams left over
e. 410 pennies with 625 milligrams left over
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1 kg equal 1000 g.
N=1000%2F2.4375=410.256
So 410 pennies can be made.
To find the difference,
D=1000-410%282.4375%29
Complete the calculation to get the answer in grams.
Multiply the answer by 1000 to get the answer in mg.