A transformation is applied to a figure to create a new figure. Which transformation does not preserve congruence?

A A reflection across the x-axis

B A translation 7 units down

C A dilation by a scale factor of 5

D A rotation of 90° clockwise

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%