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You are enlarging a photo on your computer screen. The photo starts at 3 centimeters wide. Each time you enlarge the photo, its width is doubled. You enlarge the photo four times. What is the final width of the photo on your screen?

User Ajiang
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Let's calculate each enlargement:

3 * 2 = 6 \\ 6 * 2 = 12 \\ 12 * 2 = 24 \\ 24 * 2 = 48
After the 4th enlargement, the photo is 48 centimeters wide.
User Felipepastorelima
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