Grant plans to evaporate enough water from 22 gallons of a 16% ammonia solution to make a 24% ammonia solution. which
equation can he use to find n, the number of gallons of water he should remove?
a) 3.52(22-n) = 0.24
b) 22-n/3.52= 24/100
c) 3.52/22-n = 24/100
d) 35.2+(22-n)= 0.24