(b)Which of the following is not a logical statement?[Delhi is the capital of Australia,There are 50 alphabets in English,It is not interesting to watch the sunset?Mathematics has a lot of applications in Physics].

Which one of the following is a statement? a)Close the door b)Good evening sir c)Bring the book d)Mumbai is the capital of India

Which one of the following sentences is a statement? A) 275 is a perfect square. B)Mathematics is a difficult subject C)Answer this question D)Today is a rainy day

Write the negation of the following statements and check whether the resulting statements are true. (i). Australia is a continent. (ii) There does not exist a quadrilateral which has all its sides equal. (iii) Every natural number is greater than 0 . (iv) The sum of 3 and 4 is 9

Consider the following data in respect of marks of 50 students in mathematics and physics. Which subject shows more variability?

Consider the following data in respect of marks of 50 students in mathematics and physics. Which subject shows more consistent?