31 , 2 ÷ 6,5

To simplify the expression "31 ÷ 2 ÷ 6.5", you need to perform the division from left to right:

31 ÷ 2 = 15.5 15.5 ÷ 6.5 = 2.38461538461 (rounded to 2 decimal places as the answer)

Therefore, the result of 31 ÷ 2 ÷ 6.5 is approximately 2.38.