in Logical Reasoning
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The question has a set of four statements. Each statement has three segments. Choose the alternative where the third segment in the statement can be logically deduced using both the preceding two, but not just from one of them.

  1. All good people are knights. All warriors are good people. All knights are warriors.
  2. No footballers are ministers. All footballers are tough. Some ministers are players.
  3. All pizzas are snacks. Some meals are pizzas. Some meals are snacks.
  4. Some barkers are musk deer. All barkers are sloth bears. Some sloth bears are musk deer.
    1. C and D
    2. B and C
    3. A only
    4. C only
in Logical Reasoning
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1 Answer

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Best answer

from deduction rules (

option A ) 1 All good people are knights , good people distributed term , knights non distributed 

              2. All warriors are good people, warriors distributed , good people non distributed 

given conclusion : All knights are warriors. , which is not correct bcoz it does not follow 7th rule , knights is not distributed term in premise but here in conclusion it is distributed ( 2.1 rule form ) but it must be non distributed in conclusion also .

option B ) 1. No footballers are ministers , footballers distributed , ministers also distributed from( 2.3)

               2. All footballers are tough, footballers distributed , tough not distributed (2.1)

given conclusion : Some ministers are players. which is false , becoz it does not follow rule 4 ) if one premise is negative the conclusion also in negative . 

option C) 1. All pizzas are snacks

               2. Some meals are pizzas

given conclusion : Some meals are snacks. which is correct , following all the rules .

option D) is also true , follow all rules 

so option C and D are correct conclusion . hence option 1) is correct 

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