Which exponential expressions are equivalent to the one below? check all that apply. (4*8)^15 a.(4*8)15 b.4^15*8^15 c.4^15+8^15 d.32^15

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%