Answer: $300
Step-by-step explanation:
Mr. Calvin earned 
He spent
on food i.e.



Remaining money = 
So, he saved $300 after expenses
Answer:
The person bikes 20 miles in an hour
Step-by-step explanation:
Answer:
5000
Step-by-step explanation:
The 5 is in the "thousand" place, so it would be 5000
32 and 34? I'm sure that's what the questing is asking. Hopefully that helped. Someone correct me if I'm wrong.