Terri averages about 91.4 seconds to go around the track at school, roger averages about 57.8 seconds. round each of these to the nearest whole number.

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%