Answer:
54 Minutes
Step-by-step explanation:
45 minutes/5 walls/4 people=2.25 minutes per person per wall
2.25 times 6 times 4=54 minutes
The product of these numbers are 0.100
since 0.100 is same as 0.1
so there is only one decimal place
COMMON SENSE
Answer:

Step-by-step explanation:
Two visits are from the fire inspector and four visits are from the health inspector in 30 days both inspectors will visit on the same day