LUNCH ACCOUNT At the beginning of the quarter. Nahla deposited S100 into her lunch account. If Nahla spends an average of S18 per week on lunches, then - 100
18w represents the amount of money Nabla has left in her lunch account m after w
wocks of school.
Lunch Account
Money Remaining
10
0 1 2 3 4 5 6 7 8 9
Weeks
. Use the graph to estimate to the nearest tenth the number of weeks that Nahla can
purchase school lunches with the money do doposited at the beginning of the quarter
b. Solve algebraically to verify your estimate. Round to the nearest hundredth