Answer:
158 liters.
Explanation:
G=gallons
L=Liters
Q=Quarts
42G * 4Q = 168Q
1Q = 3.785L
3.785L * 42G = 158L or another way is to go by the formula is by dividing the volume value by 1.057:
168Q divide by 1.057 = 158
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