Problem 2 · 2016 Math Kangaroo
Easy
Arithmetic & Operations
division
Mike cuts a pizza into four equally big pieces. Then he cuts each piece into three equally big pieces. Into how many equally big pieces did Mike cut the pizza?
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Answer: E — 12
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Hint 1 of 2
Picture the four pieces side by side, then split each one.
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Hint 2 of 2
Each of the four pieces turns into three pieces.
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Approach: count the pieces in equal groups
- After the first cuts there are 4 pieces.
- Each of those 4 pieces is split into 3, so you get 4 groups of 3.
- That is \(4 \times 3 = 12\) pieces, choice (E).
Mark:
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