Question

Frankie is planning to buy a new MP3 player for $90.Each month he doubles the amount he saved the previous month.If he saves $3 the first month,in how many months will Frankie have enough money to buy the MP3 player?

Answer 1

3 1st month
6 2nd month
12 3rd month
24 4rt month
48 5th month
96 6 month
He will need to save for 6 months in order to have more then enought money for the new mp3 player