Difference between revisions of "2020 AMC 12B Problems/Problem 21"

Latest revision as of 09:53, 9 May 2021

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-==Problem==
+#redirect [[2020 AMC 10B Problems/Problem 24]]
-How many positive integers <math>n</math> satisfy<cmath>\dfrac{n+1000}{70} = \lfloor \sqrt{n} \rfloor?</cmath>(Recall that <math>\lfloor x\rfloor</math> is the greatest integer not exceeding <math>x</math>.)
-<math>\textbf{(A) } 2 \qquad\textbf{(B) } 4 \qquad\textbf{(C) } 6 \qquad\textbf{(D) } 30 \qquad\textbf{(E) } 32</math>
-==Solution==