Carton cost = $25.00Cost per Mate = $8.33Cost for fuel =...

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    Carton cost = $25.00
    Cost per Mate = $8.33
    Cost for fuel = $2.00
    Total Cost = $8.33 x 3 =$24.99 + $2.00 =$26.99
    Mates change = $1.00 x 3 = $3.00

    Grand total = $29.99

    Because of rounding = $30.00

    Obviously the original formulae was concocted by the ATO.

    RR
 
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