SMC2012_web_solutions

Lived around 260ce obtained the approximation 62500

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lived around 260CE, obtained the approximation 62500 8919 62500 4407 3 3 < < π . Use the approximate value 14159 . 3 π to estimate the percentage errors in these approximations. [Today, using iterative methods that converge very rapidly, and powerful computers, π has been calculated to billions of decimal places.] r r r r r r r r 10. Let N be the smallest positive integer whose digits add up to 2012. What is the first digit of 1 + N ? A 2 B 3 C 4 D 5 E 6
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