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Which of the following statement is true?(a) 25 is divisible by 2 and 3(b) 12 is a positive and prime number(c) 13 is a positive and odd number(d) 49 is a square and a cubeThe question was asked in semester exam.Question is from Mathematical Reasoning in chapter Mathematical Reasoning of Mathematics – Class 11 |
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Answer» RIGHT option is (c) 13 is a positive and odd number Explanation: For a statement with ‘and’, if both statements are true then the given statement will be true. In statement “25 is DIVISIBLE by 2 and 3”, 25 is divisible by 2 is true but 25 is divisible by 3 is false so it is false statement. In statement “12 is a positive and prime number”, 12 is a positive number is true but 12 is a prime number is false so it is a false statement. In statement “13 is a positive and odd number”, both statements i.e. 13 is a positive number and 13 is an odd number are true so it is a true statement. In statement “49 is a SQUARE and a cube”, 49 is a square is true but 49 is a cube is false so it is a false statement. |
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