What is the distance in units between -2,8 and -10,2 in the coordinate plane ?

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22

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

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction