Answer:
the answer is paragraph 3
Ok so there is a kinda simple way to do this and that is by dividing when you divide you get 450.826... so the fan spins about 450 times hope that this helps you
The 17500 job will pay tax of (17500-5700-3650)=8150*0.10=815
The 18000 job will pay tax of 8350*0.10+300*0.15=880
The difference in pay is therefore 500-(880-815)=$435
A squared plus b squared = c squared will help