A contractor needs to sealcoat a 90,000-square-foot asphalt lot using a mixed sealer containing 20% added water by volume. If the final mixture application rate is 0.12 gal/sq yd per coat for 2 coats, how many gallons of MIXED material are needed?

1. Exactly 2,000 gallons of mixed sealcoat material.
2. Exactly 2,400 gallons of mixed sealcoat material.
3. Exactly 3,000 gallons of mixed sealcoat material.
4. Exactly 3,600 gallons of mixed sealcoat material.