PLEASE HELP DUE RN WILL GIVE BRAINLIEST!

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Acircle has a circumference of 28.36 units what is the diameter of the circle

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.