Answer:
11
Step-by-step explanation:
Answer:11 hours
Step-by-step explanation:
you would add all three hours and then divide by 3 but first you would have to convert the minutes into hours so it would be 900/60 which is 15 so then you would do 8+10+15 / 3 which gives you 11
Using it's formula, it is found that the monthly payment should be of $688.49 in order to pay off the debt in 15 years.
<h3>What is the monthly payment formula?</h3>
It is given by:

In which:
- n is the number of payments.
For this problem, the parameters are given as follows:
A = 90000, r = 0.045, n = 15 x 12 = 180.
Hence:
r/12 = 0.045/12 = 0.00375.
Then we solve for A to find the monthly payment, as follows.


A = $688.49
More can be learned about the monthly payment formula at brainly.com/question/22846480
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Answer:
1.2 , 0.4
Step-by-step explanation:
Each number is divided by 3.
97.2 ÷ 3 = 32.4
32.4 ÷ 3 = 10.6
10.6 ÷ 3 = 3.6
3.6 ÷ 3 = 1.2
1.2 ÷ 3 = 0.4