Answer:
20
Step-by-step explanation:

If Monica walks
1km...........................15min
?km............................60min
60/15=4
Monica walks 4km in 60 min(1H)
1km=1,000m
4km=4,000m in 1 hour
It is D because you would do x+6 and would get y so it represents direct proportion
Answer:
answer of given question is -7/2