The blanks should be:
<span>2 halves
</span><span>7 halves
</span><span>7 friends
This is because 3 and 1/2 is the same as the improper fraction of 7/2. </span>
The fraction you are looking for is expenses/earnings
So (2500+650+434)/3600
=224/225
If you want to turn this into a percentage just multiply by 100, to give you 99.56%.
Answer: 8 buses
Step-by-step explanation:
You need 8 buses minimum