Which number is greater 10.6395 or 10.64

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

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?