Quote:
Originally Posted by LazyScot
I counted the B(tuesday)B(tuesday) twice. So the BB should expand to 13 possibilities. Hence a total of 13 out 27. 
So can you confirm if my logic is right, or have I committed the ultimate sin (according to my old Maths teacher) of getting the right answer for the wrong reason... |
Yes, you had the reasoning right. It was just the counting of TBTB twice that fooled you.
Hopefully the chart will make things clearer.