Question

An ore sample is analyzed and found to contain iron, lead, and silver. A 1-ounce sample is made up of 0.02 ounce of iron, 0.34 ounce of lead, and 0.64 ounce of silver. Write the amount of silver as a percent.
a.
34%
c.
2%
b.
0.34%
d.
64%

Answer 1

So, If 1 ounce of the sample = 100%, The answer would be D, because .64 is 64% of 1.

Answer 2

Thanks