exam
Maths Puzzle
Numerical Ability
What is the probability that, of three people selected at random, at least two were born on the same day of the week?
Read Solution (Total 0)
exam Other Question
find the center and radius of the circle x^2+y^2-2x+6y+1=0 sketch the graph
I understand what to do when the signs are the same in this problem but what do I do if they differ? 89.3+(-14.4)