The best and most correct answer among the choices your question about density provided is the second choice or letter B. 0.<span>39 goldfish per cubic feet. The solution for the problem is:
mass = 22
volume = 56 (ft)^2
density = mass/volume = 22/56(ft)^2 = 0.39 goldfish per cubic feet.
I hope it has come to your help.</span>
100% - (39% + 28% + 13%) = 100% - 80% = 20%
so 20% are watermelons.
20% of 1505...
0.20(1505) = 301
so 301 are watermelons