SOLUTION: Ted and Charlene sold cookies. After 5 days, they had sales totaling $40.00. Each day, their sales were $0.25 higher than on the previous day. What were the sales on the first day?
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Question 1029325: Ted and Charlene sold cookies. After 5 days, they had sales totaling $40.00. Each day, their sales were $0.25 higher than on the previous day. What were the sales on the first day?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the sales on the 1st day
2nd day:
3rd day:
4th day:
5th day:
---------------
The sum is:
the sales on the 1st day were $7.50
check:
7.50
7.75
8.00
8.25
8.50
------
40.00 total
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