1.

Simplify:$$1 + {1 \over {1 + {2 \over {2 + {3 \over {1 + {4 \over 5}}}}}}}$$

A. 1 11/17
B. 1 5/7
C. 1 6/17
D. 1 21/17
Answer» B. 1 5/7


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