Help me with these wue pls

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Divide. write in the simplest form. 4 1/6 divided by 10

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9