To state: The money you will have saved after 100 days and the number of days you must save to have saved $ 500 if you want to save $500 for a school trip. You begin saving a penny on the first day. You plan to save an additional penny day after that.
For example, you will save 2 pennies on the second day, 3 pennies on the third day, and so on.
The resultant sum after 100 days is 5050 and $500 can be saved in approx 32 days.
Given information:
You want to save $ 500 for a school trip. You begin saving a penny on the first day. You plan to save an additional penny day after that.
Explanation:
You begin saving a penny on the first day. You plan to save an additional penny day after that.
Then, the saved amount after 100 days is:
Now find the sum,
The amount saved after 100 days is 5050 pennies.
The number of days needed to save $500 is:
Now solve this
The values are:
The value can’t be considered in negative therefore the number of days are approx 32.
Chapter 7 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
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