David will finish first, because if you divide Brad's miles by 2 to his miles in a 1/4 of an hour are 5.95 miles. This means David went 6.2 miles in the same time that Brad went 5.95. Therefore, David will finish first.
Yes you are correct that is the answer.
It’s 8/15 decimal form it’ll be 0.53 hope this helped !
When y is 0 , what is x? that’s the starting point, i think the answer is 5.5