Question 1129753
with discount:
{{{ .75*9.5 = 7.125 }}}
After service charge:
{{{ 1.1*7.125 = 7.8375 }}}
After GST:
{{{ 1.07*7.8375 = 8.386125 }}}
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Rounded off, he has to pay $8.39
Check math and get a 2nd opinion
if needed