Answer:
10% of 440.00=44
1%(÷by 100) of 440.00=4.40
1%=4.40
then do 44+4.40+4.40=52.80(that is 12% comission)
then you add 12% of 440 onto his weekly salary that equals to 492.8
this week he sold 525.000
12%of 525.00=63
then add 63 to 440=503
so Rany eartn $503
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