Earth is not 4600 million years old, it is actually around 6000 years old.
Report it to the authorities to have them contact the owner of the property
Answer:
The population density of the city is 20,000 persons per square mile
Explanation:
Population density is defined as the total population living in a region divided by the total area of the region
Here
Population = 100000
Area of the city = 5 square mile
Density =
people per square mile
The population density of the city is 20,000 persons per square mile
Let the no of months be x
the equation will be-
42+x=3(8+x)
42+x=24+3x
2x=18
x=9
after 9 months Tom will be thrice his dog's age