13. While doing a problem on his calculator, Tom meant to divide a number by 2, but instead he accidentally multiplied the number by 2. Which of the following calculations could Tom then do to the result on the calculator screen to obtain the result he originally wanted?

Answer and Explanation

Your Answer is

Correct Answer is E

Explanation

It should be divided by 2, but Tom multiplied by 2. So he should divide by 4 to get the correct number.