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Think of a Number time…

Problem-Solving

Look carefully at these questions. Can you find the answers?

  1. I think of a number.  I multiply it by 2, add 50 and my answer is 74.  What was my number?
  2. I think of a number.  I add 16, subtract 30 and my answer is 36.  What was my number?
  3. I think of a number.  I subtract 25 and add 2.  I then multiply by 2.  My answer is 154, what was my number?

 

Please answer all questions by Tuesday 10th December to have a chance of winning a prize. There will be some very festive prizes on offer…

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16 Responses
  1. Lewkas

    I think the answers are:
    1. 12
    2. 50
    3. 100
    I did it by doing it the opposite way then the right way to check!!!