Question

what's the answer when you divide 30 by 1/2 and add 10

Answer 1

If they wanted you to cut 30 in half, they would have said "Divide 30 by 2", "Multiply 30 by 1/2" or "Cut 30 in half" (or something along those lines) 

So the answer would be 70.

Answer 2

here is your answer...