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)