Giving all my points away have a good day

The graph shows the distance kerri drives on a trip. what is kerri's speed?

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%

Find the amplitude of a sinusoidal function that models this temperature variation