Answer:
4
Step-by-step explanation:
Here are the Numbers: 1,2,4,6,41,2,4,6,41,2,4,6,4
First we order from least to greatest;
1,2,2,2,4,4,4,4,6,6,6,41,41
Since the amount of numbers are odd, we just take the middle number:4
5
8/15 gallons or 0.5333 gallons
x = total
0.4 = 0.75x
0.4/0.75 = x
0.533 = x
0.533 = 8/15