The correct answer to this question is .625. Decimals and fractions are related to the subject of math. To answer this question, one would use the 5/8 part of the question, which is a fraction. The 5 needs to be divided by 8. Once this is done, the decimal form .625 will load, making it the answer.
This type of question would be found on a math test, normally for early education students like middle school and high school. Nowadays, people can use calculators, whether hand held or on their mobile device, to identify the correct answer to this question.