Does anyone know what this is? I need the answer ASAP!

Which graph depicts the path of a projectile

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%

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0