Grade 8 math 8 i need these math questions and answers checked over to see if they are correct. if not give me the correct answers.

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.

Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?