Question

Which of the following statements are correct regarding the variable?

• A. Variable can be 'k'
• B. $\pi$ is a variable
• C. We can perform addition on variables
• D. We cannot perform multiplication on variables

Answer 1

Answer: (A), (C)

The correct options are
A Variable can be 'k'
C We can perform addition on variables

• We know that variables can have different values, but they are numbers.
• Since they represent numbers, we can perform addition,subtraction, multiplication and division on them.
• Usually, we use letters to represent them.