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    Question

    All desks may be tables. Some stools are not chairs.

    Some tables may not be chairs. In the given question, a set of conclusions is given. There are five options comprising of three or more statements. You need to choose the option that contains the set of statements from which the given conclusions logically follow.
    A All chairs are desks. Some desks are stools. No stool is a table. Some tables are chairs. Correct Answer Incorrect Answer
    B No stool is a table. Some tables are chairs. All chairs are desks. Some desks are stools. Correct Answer Incorrect Answer
    C All desks are stools. No chair is a desk. Some stools are tables. No table is a chair. Correct Answer Incorrect Answer
    D No chair is a desk. Some desks are stools. All stools are tables. Some tables are chairs. Correct Answer Incorrect Answer
    E Both 2nd and 3rd Correct Answer Incorrect Answer

    Solution

    Some desks are stools (I) + All stools are tables (A) ⟹ Some desks are table (I) ⟹ [Probable conclusion] ⟹ All desks may be tables (A). No chair is a desk (E) + Some desks are stools (I) ⟹ Some stools are not chairs (O*). Some tables are chairs (I) ⟹ [Probable conclusion] ⟹ Some tables may not be chairs (O). By elimination method - By 1, All desk can’t be table. Hence it is eliminated. By 2, No + some = some stool are not chair can’t be drawn. Hence it is eliminated. By 3, no table is chair. So possibility case can’t be drawn between them. Hence it is eliminated. Hence answer is option 4.

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