Count Apple

Algebra Level 2

I grabbed some Apple under Apple tree, I ate half of them plus one half Apple, I repeated it two more times, After that I had left one Apple . So how much Apple i grabbed under the tree?


The answer is 15.

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2 solutions

Mj M
May 13, 2014

1 --- (3rd/Remainder)

1 + 0.5 = 1.5

(1.5)(2) = 3 --- (2nd)

3 + 0.5 = 3.5

(3.5)(2) = 7 --- (1st)

7 + 0.5 = 7.5

(7.5)(2) = 15 --- (Original)

Final Answer: 15 apples

Ryan Redz
Jun 21, 2014

Solve this by working backwards.

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