Question

Pick the Variables from the following.

• A. 14
• B. m
• C. +
• D. 0

Answer 1

The correct option is B m

• A variable is a symbol representing a quantity whose value is unknown. Generally, we use a single letter to represent a variable.
• Variables cannot be operator symbols like addition(+), Subtraction(-) etc, or numbers.
• Suppose there are students in a classroom, here we don't know the actual count of the number of students. So, we will represent the total number of students by x, which is a variable.