Answer:
He would be paying 625 extra if he paid monthly.
Step-by-step explanation:
143.75 x 12(5) = 8,625.
Perimeter of this triangle
= (8 + 9 + 13) units
= 30 units
I think the answer is 38......,
Let's treat the speed in one hour as a variable.
We can say that 1500=12.5x
Divide by 12.5
1500/12.5 = x
x = 120
120 mph is your answer.