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Mathematical Reasoning Quiz for Class XI

Class XI
Mathematics
Mathematical Reasoning
12 questions
MEDIUM

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Preview questions

1. Which of the following is a statement?

x + 2 = 5 · What time is it? · Please close the door. · Is it raining?

2. What is the negation of the statement 'All birds can fly'?

Some birds can fly. · No birds can fly. · Not all birds can fly. · All birds cannot fly.

3. Which of the following is a compound statement?

The sky is blue. · 2 + 2 = 4. · It is raining and it is cold. · I love mathematics.

4. If P: 'It is raining', what is the contrapositive of the statement 'If it rains, then the ground is wet'?

If the ground is not wet, then it is not raining. · If it is not raining, then the ground is wet. · If it rains, then the ground is not wet. · If the ground is wet, then it is raining.

5. What is the truth value of the statement '2 is an even number'?

True · False · Undefined · Not applicable