Question 1189616
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8% of 18 gallons is 1.44 gallons.<br>
When water is added, the amount of chlorine remains 1.44 gallons.<br>
Let x be the total number of gallons in the final solution; then 6% of x is 1.44 gallons:<br>
{{{.06x=1.44}}}
{{{x=1.44/.06 = 24}}}<br>
The amount of water added was 24-18=6 gallons.<br>
ANSWER: 6 gallons, answer choice A<br>