Please answer this correctly without making mistakes I want ace expert and genius people to answer this correctly without making mistakes

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

The function models the number of accidents

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?