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 Fraction – Trick : Which one is the smaller?
 When the sum of consecutive triangular numbers (A,B,C) is also triangular
 When the product of 3 Triangular numbers is also triangular
 When the last d digits of ndigit num3er is n times the first d digits
 Num3ers N such that DigitSum(N) = DigitSum(2*N) = DigitSum(N*N)
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Tag Archives: IQ questions
Brain Teasers – Part Two
Here’s my collection of Mensa, Mensalike and IQ questions. Have fun! #1 What is the next number in the series? What is X? 4, 6, 12, 18, 30, 42, 60, X #2 Draw a clock … Continue reading
Brain Teasers – Part One
Here’s my collection of Mensa, Mensalike and IQ questions. Have fun! #1 In British Columbia you cannot take a picture of a man with a wooden leg. Why not? #2 Which is correct to say, “The … Continue reading