Can anyone help me please?

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%