could someone help me please???

3 hours worked - $19.50
0.5 hours - x
x= 0.5(19.5)/3
x=3.25
and then do the same for the other cases
Answer:amount earned: A}$3.25.......$6.50............$9.75...........$13.00.......$16.25........$19.50.......$22.75.....$26.00
B} Melody's charge for 5 hours is $32.50. I doubled the charge of 2.5 hours.
Step-by-step explanation: