Question

In a two digit number, the units digit is x and tens digit is (x+3). What is the sum of the digits in the number?

• A. 11x + 3
• B. 2x + 3
• C. 3 + x
• D. 11x + 30

Answer 1

The correct option is B 2x + 3

Given that, the number in the units place is x
The number in the tens place is (x+3)
Therefore, the sum of digits of the number is x+x+3
Adding the like terms, we get the sum as 2x+3