Answer:
C and D
Step-by-step explanation:
I think it's C and D
You can't be certain that the coefficient of s is 3.
The entire thing is not a sum because there's fractions in the equation.
Answer:
$15.45
Step-by-step explanation:
15.00×3%=0.45
15.00+0.45=15.45
Answer: Yes
Step-by-step explanation:
Given
Once around park measures 420 yards
Todd needs to complete 5 miles
He runs 30 times during the week
We know, 
for 30 rounds, distance is

In miles, it is

As he runs more than the target. Therefore, he completed his target of 5 miles.
The correct answer is B.) Measure of the Interior angle=144.