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There are two statements and four conclusions I, II, III and IV are given below. Assuming the statements to be true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: All the trains are scooters. All the busses are scooters. Conclusions: I. Some scooters are train. II. No train is a bus. III. Some trains are busses. IV. No scooter is a train.

There are two statements and four conclusions I, II, III and IV are given below. Assuming the statements to be true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: All the trains are scooters. All the busses are scooters. Conclusions: I. Some scooters are train. II. No train is a bus. III. Some trains are busses. IV. No scooter is a train. Correct Answer Conclusion I and either conclusion II or III follow.

The least possible venn diagram is:

I. Some scooters are train. → True (As, All the trains are scooters.)

II. No train is a bus. → False (It can be possible, but it is not definite)

III. Some trains are busses. → False (It can be possible, but it is not definite)

IV. No scooter is a train. → False (As, All the trains are scooters.)

Conclusion II and III forms a complementary pair.

Hence, conclusion I and either conclusion II or III follow.

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