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The table below shows commission charges for sending by postal money orders.
Namisi sent sh 190 to his son using the denominations of sh 100, 80 and 10. He also sent sh 260 to the daughter using denominations of sh 100, 100, 20, 20 and 20. How much more commission did he pay for the daughter’s postal order than for the son’s?
A. Sh 53
B. Sh 33
C. Sh 20
D. Sh 13