Two quarts containing 5⁄6 water and 1/6 formula are mixed with three quarts containing 7⁄10 water and 2⁄10 formula. Approximately what percent of the combined five-quart mixture is water?
Choose the most appropriate option.
A) 70.4% B) 72.4% C) 75% D) 73.4% E) 65.4%
5/6 of 2 quarts = 10/6 quarts of water   7/10of 3 quarts = 21/10 quarts of water   10/6 = 1.67   21/10= 
<gadget id="calculator">21/10</gadget>
<output>21/10 = around 2.1</output>
2.1   Total water= 1.67 + 2.1= 
<gadget id="calculator">1.67 + 2.1</gadget>
<output>3.77</output>
3.77   Total quarts= 5   3.77/5 = 75.4% approx. 75%   Answer : 75%
<result>C</result>
Two quarts containing 5⁄6 water and 1/6 formula are mixed with three quarts containing 7⁄10 water and 2⁄10 formula. Approximately what percent of the combined five-quart mixture is water?