ƚ  W O .    &  & MathType-@J Times New Roman؟ww w7 fD- 2 gallon 2 n milesn 2 gallons 2 nmilesnTimes New Roman؟ww w7 fD-2  1i2 n302 015 2 n450eSymbol ؟ww w7 fD-2 `=5 & "SystemD7 fD !-