Gerardo scored 75% on his math test. he answered 16 questions correctly. how many questions were on the test?

what's the answer and how do i work it out?

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

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?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)