Plz solve at least one of the questions will mark brainliest

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Which number line correctly shows 0.8 + 0.3?