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Puzzle Details

Can you find a number such that...

...its double is fourteen more than its quarter?

Puzzle Copyright © Kevin Stone

hint hide answer workings

Answer: 8.

We need a number such that:

2 x Number = 14 + 1 x Number
                  -
                  4

Multiply throughout by 4 to give:

8 x Number = 56 + Number

So:

7 x Number = 56

So Number = 8.

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