1km = 1000m
1hr = 3600sec
Do proportions:
1km / 1000m = 15km / x
15000m = x
1hr = 3600sec
15000/3600 = 4.2m per second
Choice 4
The correct answer is 720. Just turned it in and got a 100. Good luck and hoped this help ya.
Ratios are proportional if they represent the same relationship. One way to see if two ratios are proportional is to write them as fractions and then reduce them. If the reduced fractions are the same, your ratios are proportional. To see this process in action, check out this tutorial!
:
The anwer is 67/72 and can not be simpled any more
Answer:
There are 36 boys
Step-by-step explanation: