[tcskeptic]

I suspect it means $40USD in Euro (at about .914 to the dollar) then add 8% to that amount.

5 * 8 = 40 40 * .914 = 36.56 36.56 * 1.08 = 39.48 (ish)

[ianferrel]

Thanks! That is not an obvious conversion from natural language to math to me, but it does seem like the one they must be using.