Difference between revisions of "2021 AMC 10B Problems/Problem 1"

Latest revision as of 04:16, 4 March 2021

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-==Problem==
+#REDIRECT [[2021 AMC 12B Problems/Problem 1|Solution]]
-How many integer values of <math>x</math> satisfy <math>|x|<3\pi</math>?
-<math>\textbf{(A)} ~9 \qquad\textbf{(B)} ~10 \qquad\textbf{(C)} ~18 \qquad\textbf{(D)} ~19 \qquad\textbf{(E)} ~20</math>
-==Solution==
-Since <math>3\pi</math> is about <math>9.42</math>, we multiply 9 by 2 and add 1 to get <math> \boxed{\textbf{(D)}\ ~19} </math>~smarty101