Answer:
<h2>

</h2>
Step-by-step explanation:



Answer:
3/2v
Step-by-step explanation:
v+1/2 is 1.5v or 3/2v.
Hope this helps :D
A) 42,000m divided by 2 1/3 = 18,000m divide by 1000m to get km = 18km/hr
B) 18,000m divided by 60 to get minutes = 300m divide by 60 to get seconds = 5m/sec.