2010 AMC 8 Problems/Problem 10
Problem 9
Six pepperoni circles will exactly fit across the diameter of a -inch pizza when placed. If a total of circles of pepperoni are placed on this pizza without overlap, what fraction of the pizza is covered by pepperoni?
Solution
The pepperoni circles' diameter is 2, since . From that we see that the area of the circles of pepperoni is . The large pizza's area is . Therefore, the ratio is
See Also
2010 AMC 8 (Problems • Answer Key • Resources) | ||
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Followed by Problem 11 | |
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