please help with practice to understand better

Question 1 The following chart shows "living wage" jobs in Rochester per 1000 working age adults over a 5 year period. Year 1997 1998 1999 2000 2001 Jobs 670 725 775 810 840 What is the average rate of change in the number of living wage jobs from 1997 to 1999? Jobs/Year What is the average rate of change in the number of living wage jobs from 1999 to 20017 Jobs/YearQuestion 2 0Question 6 Use the limit definition of the derivative to find the slope of the tangent line to the curve f(z) = 7z' + 3x + 3 at = = 3Question 7 Let f(x) be the function 9x- 12x + 4. Then the quotient f(10 + h) - f(10) h can be simplified to ah + b for: and\fQuestion 9