Linear functions assigmnent (questions in provided image)

(theres anorher question at the bottom that's cut off, it says "what does f(24) mean in the context of this question? What does the answer you got in the box above mean in context?")​

Linear functions assigmnent questions in provided imagetheres anorher question at the bottom thats cut off it says what does f24 mean in the context of this que class=