A bowl was filled with 10 ounces of water, and 0.0008 ounce of the water evaporated each day during a 50-day period. What percent of the original amount of water evaporated during this period?
Choose the correct choice.
A) 0.004%  B) 0.04%  C) 0.40%  D) 4%  E) 40%
Total amount of water evaporated each day during a 50-day period = .0008 * 50   =.0008 * 100/2   = .08/2= 
<gadget id="calculator">.08/2</gadget>
<output>0.04</output>
.04   percent of the original amount of water evaporated during this period= (.04/10) * 100= 
<gadget id="calculator">(.04/10) * 100</gadget>
<output>0.4</output>
0.4 %   Answer 0.40%
<result>C</result>
A bowl was filled with 10 ounces of water, and 0.0008 ounce of the water evaporated each day during a 50-day period. What percent of the original amount of water evaporated during this period?