Question

Question 12 Multiple Choice Worth 5 points)

(05.05 MC)
Shine has some money in his account. Every month, he uses the same amount of money from his account to pay for his music classes. The table below shows the amount of
money left in his account after a certain amount of time, in months
Shine's Savings
Month (x) Amount (dollars) (y)
0
190
1
145
N
100
3
55
What is the balue of the rate of change of the function for this table and what does it represent in this situation?
O S45 per month, the initial amount of money in the account
O-S190 per month, the amount of money withdrawn per month
O $190 per month, the initial amount of money in the account
0-S45 per month, the amount of money withdrawn per month

Answer 1

45 per month, the amount of money withdrawn per month

This because this is how much the total amount in the back is reduced by each month.

Rate of change is also the same as slope
(0,190) (1,145)
190-145/0-1 = -45
It is negative because the total is decreasing.