Stiind ca primul termen al unei progresii geometrice este 1 si ratia este 2, atunci suma primilor 5 termeni este:

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Ahome improvement store rents it’s delivery truck for $19 for the first 75 minutes and $4.75 for each additional 1/4 hour. if a customer rented the truck at 11: 10 am and returned the truck at 1: 40 pm the same day, what would his rental cost be?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?