4. Eva saves $60 each week. Since she needs to save at least $2,400 to go on a trip to Europe, she will need to
2 answers:
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Answer:
Step-by-step explanation:
The sequence above is a geometric sequence.
The common ratio (r) =
The common ratio < 1, therefore, the formula for the sum of nth terms of the sequence would be:
a1 = 3
r = -2
n = 6
Plug in the values into the formula