Today Puzzle #737
Puzzle No. 737 鈥� Tuesday 12 May
There are only two answers to a quiz question: one is right and one is wrong. There are 5 steps required to work out the right answer. Each time you make a mistake your answer switches from right to wrong or wrong to right. Each step in the calculation has a 50% chance of being right or wrong. What is your chance of getting the right answer?
Today’s #PuzzleForToday has been set by David Hargreaves, Visiting Lecturer, Faculty of Actuarial Science and Insurance, Cass Business School
Click here for the answer
50%
Explanation
4 mistakes has a chance of 5/32. 0 mistakes has a chance of 1/32 and 2 mistakes has a chance of 10/32)
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