Which expression is equivalent to the expression 6h + 2?
O (2 + 4h) + 2
O (2 + 4h) + h
O (1 + 5h) + 2
O (2 + 5h) + h

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%