Answer:
16
Explanation:
I think the question is either incorrect or a number is being omitted in the options.
But, lets make do with what we have here so you have an idea of how its been solved.
USING THE ORDER OF OPERATIONS IS BEING FOLLOWED SO THAT EVERYONE CAN ARRIVE AT THE SAME ANSWER.
8(2.5 - 0.5) = 8 (2) = 16