2018 AMC 10A Problems/Problem 1

Revision as of 16:59, 8 February 2018 by Canaanhe0305 (talk | contribs) (Solution)

What is the value of \[\left(\left((2+1)^{-1}+1\right)^{-1}+1\right)^{-1}+1?\]$\textbf{(A) } \frac58 \qquad \textbf{(B) }\frac{11}7 \qquad \textbf{(C) } \frac85 \qquad \textbf{(D) } \frac{18}{11} \qquad \textbf{(E) } \frac{15}8$

Solution

Working through the parenthesis with the negative powers results in B 11/7

See Also

2018 AMC 10A (ProblemsAnswer KeyResources)
Preceded by
Problem 1
Followed by
Problem 2
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All AMC 10 Problems and Solutions

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