Points for the people who want to be my friend

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv

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

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a