324???? 36x9 sorry if im not right
Yes.
The prime factorization is ...
84 = 2² × 3 × 7
The volume of the pool is
30 ft × 20 ft × 5 ft = 3,000 ft³
If there are 7.5 gallons in a cubic foot of water, then the pool holds 7.5 × 3,000 = 22,500 gallons.
49 5/8 or, if you would like it in decimal form, 49.625
B for sure remember PEMDAS