What number is 100 times as much as 340?

On an airplane there are two seats on the left side and three seats on the right side there are 90 seats o the right side of the plane

The letter tiles shown below are in a bag. whiteout looking i am going to draw one tile. what are my chances of drawing g?

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.