A 1% hit rate doesn't tally as the *net* NEW TOTALS given won't balance ? = 20cents, $1.00 & 90cents which calcs to 1% of 20c. = 0.2cents rnd up = 1c, & 1% of $1.00 = 1cent but 1% of 90cents = 0.9 of a cent which doesn't fit with the 4 cent deduction ...
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