.75 Rounded to the nearest thousandth would be 0.750
If I'm understanding the question right then 10.5^2
Answer:
So, 
Step-by-step explanation:

To evaluete this expression we apply exponential property

IF any expression has exponent 0 then the value is 1 always
for example, 

because exponent is 0
So, 
4:05 pm very simple just add 20 minutes to the time