Answer: More than 10
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Work Shown:
a & b/c = (a*c + b)/c
2 & 2/3 = (2*3 + 2)/3 = 8/3
4 & 1/2 = (4*2 + 1)/2 = 9/2
(2 & 2/3) x (4 & 1/2) = (8/3) x (9/2) = 72/6 = 12
This shows that the given expression is larger than 10.