The total amount that Mrs. Chauke paid for buying airtime using her bank's services sum up to R2.20. This question is about Analyzing Bank Statements.
Notice that on the 23rd of March and the 24th of March. On both occasions, she was charged R1.10 each.
Hence, to get the total amount she paid as charges for buying airtime, we say:
1.10 + 1.10 = R2.20
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