Question

Which of the following is not a correct statement ?

• A. $\sqrt{3}$ is a prime
• B. The sun is a star
• C. Mathematics is interesting.
• D. $\sqrt{2}$ is a irrational

Answer 1

Answer: (A)

A sentence is called a statement if it is either true or false but noth both simultaneously.
Now check options:
A. $\sqrt{3}$ is a prime $\Rightarrow$ False
B. The sun is a star $\Rightarrow$ True
C. 5 is a prime number. $\Rightarrow$ True
D. $\sqrt{2}$ is irrational $\Rightarrow$ True