Need help with the assignment please

Answer:
558.60
Step-by-step explanation:
He earns for 40hours normal wage and 4hours overtime
Hence for 40hours , he would pay
40*13.30= 532
For 4hours overtime he earns 1/2 hour wage
So he earns 4 * 1/2 * 13.30= 26.60
Total sum is 26.60+532=558.60