do not enter the link it may be a virus
100-25 = 75
540 x 0.75=405
405x 0.06 = 24.3
405- 24.3 =380.7
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Answer:
(-1,-2)
Step-by-step explanation:
Answer:
There were 125 shoppers on the first day.
Step-by-step explanation:
Let us call the number of shoppers on the first day
, then on the <em>n</em>th day the number of shoppers
is

which is a geometric series whose sum to the<em> n</em>th term is

Now, we know that the total number of shoppers over the first 4 days is 671; therefore,





Thus, there were 125 shoppers on the first day.