A machine operator is paid GH¢10.20 per hour and has a normal working week of 35 hours. Overtime is paid at the basic rate plus 50%. If, in week 9, the machine operator worked 42 hours, the overtime...

A machine operator is paid GH¢10.20 per hour and has a normal working week of 35 hours. Overtime is paid at the basic rate plus 50%. If, in week 9, the machine operator worked 42 hours, the overtime premium paid to the operator would be:
A. GH¢107.10
B. GH¢71.40
C. GH¢35.70
D. GH¢464.10