1st is to make the numbers into ratios. Basically taking the two numbers and putting them in the middle. I’ll do the 1st 15:36. Next you put it into a fraction: 15/36 Put in the comments if you want me to do all or if you have any questions!
For this question, all we need to do is to apply the formular to calculate the distance since we already had the time which is h hours and the speed which is 400 miles per hour: