Tuesday, 29 September 2009

DAY 133

What is the next number in this series?
1...1...2...3...5...8...13...21... ___

Answer:

34........Add the previous two terms to get the next term (Fibonacci Series).

DAY 134
What number is missing in this series? Can you see two different patterns?
1...4...9...16... ___ ...36...49...64

Answer:

25........the perfect squares or adding the consecutive odd numbers

DAY 135
On a tray of muffins, if you divide the number of muffins by 3, there is one left over. If you divide by 4, there is also one left over. But if you divide by five, there are none left over. What is the smallest number of muffins that could be on the tray?

Answer:

25............The answer must be a multiple of five.

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