1.

Q: $$3{5\over7}× 4{5\over6} + ? =23{3\over4}$$

A. $$4{5\over8}$$
B. $$5{1\over2}$$
C. $$5{3\over8}$$
D. $$5{5\over8}$$
E. none of these
Answer» E. none of these


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