I'm thinking of a number,
I add 175 to my number
Then I half the number,
The answer is 87.5.
What number did I start with?
I'm thinking of a number,
I add 215 to my mumber
Then I half it then half it again,
The answer is 55.
What number did I start with?
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2 comments:
87.5 * 2 = 175 +175= 350
you thought of 250
55 * 2 = 110 * 2 = 220 + 215 = 435
you thought of 435
the first one was 0
the second one was 5
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