What is the answer please help

Explain why the factor 1.5 is broke. into two numbers in the model.

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,