Puzzles Questions and Answers

5. Which number goes in the empty square?
  What is the next number?
Answer
Ans = 14.
Working in rows, multiply the left and right hand numbers together and add 2 to give the centre value.
6. Which two numbers continue this sequence?
  What is the next number?
Answer
Ans = 11 and 5.
Alternate numbers increase by 2, the others decrease by 1.
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