Plz help me with this its algebra one

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?