Answer
Interest is 101,562.50 dollars
Total amount is 264,062.50 dollars
Work Step by Step
I = PRT
Let P=162500 dollars , R=12.5% ,T = 5 years
I =162500$\times$12.5% $\times$ 5
Write 12.5% as a decimal
I = 162500$\times$0.125$\times$ 5
Multiply
I = 100$\times$$\frac{3}{2}$ = $\frac{300}{2}$=101562.5
The simple interest is 101,562.5 dollars.
total amount = principal + interest
total amount= 162500+101562.5= 264062.5 dollars
Total amount after 6 months will be 264,062.5 dollars