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Dayshon begins with five pennies in his bank on Day 1. Pennies are added to his bank every day, resulting in the following geometric sequence: 5,15,45,135, ... This pattern continues for 7 days. How many pennies will he have at the end of day 7? (Express your answer as pennies, not as dollars and cents!)

User Redditor
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1 Answer

7 votes

Answer:

5465 pennies

The explanation is a lot to type and I'm in class just trying to help

User Alex Shwarc
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