(a+b) / (x+y)
(ax+by)/2
(ax+by)/(x+y)
(a+b)/2
Source: দুর্নীতি দমন কমিশনে উপসহকারী পরিচালক-১২.১১.২০১০
Answer: (ax+by)/(x+y)
Explanation:
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