Melanie went to the hardware store and bought 2 1/2gallons of white paint and 1 1/4 gallons of black paint. how many gallons of paint did melanie buy altogether? a student solved the problem this way: 2 1/4 + 1 1/4 = 2 2/4 + 1 1/4 =3 3/4 melanie bought 3 3/4gallons of paint. use a similar strategy to solve this problem. juan bought 1 1/9 gallons of black paint, 2 1/3 gallons of white paint, and 3/4 a inch paint brush. how many gallons of paint did juan buy altogether? a. 3 2/9gallons b. 3 1/3 gallons c. 3 4/9 gallons d. 3 4/3 gallons