Brain Teasers
How Many?
Mr and Mrs Tan have three sons. Each of their sons has two sisters. Each sister has three cousins. Each cousin has a great-grandparent.
How many people are there?
How many people are there?
Hint
Read VERY carefully. Then do some mental sums.Answer
11 people.Mr Tan, Mrs Tan, 1st son, 2nd son, 3rd son, 1st daughter, 2nd daughter. 1st cousin, 2nd cousin, 3rd cousin, and finally, the great-grandparent.
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