Okay, algebra teacher handed me this but i haven't any idea how to solve any of it and i can't contact anyone in my class to me with it. can someone me?

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?