A farmer had 20 sheep. All but 7 died. A couple of sheep from the living ones was sold by the farmer. How many were left in the farm?

গণিত পাটিগণিত প্রাথমিক ধারণা (Basic Concept) Bangladesh Navy — Unskilled Worker

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গণিত পাটিগণিত প্রাথমিক ধারণা (Basic Concept) BPSC BHWDB Assistant Director (Admin)

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