Consider the problem: After charging for 1/3 of an hour, a phone is at 2/5 of its full power. How long will it take the phone to
charge completely? Decide whether each equation can represent the situation.
2 answers:
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Given :
New York City has a population of 8.55 million and 300 square mile area .
Manhattan has 1.64 million and 23 square miles area .
To Find :
How much greater is the population density of Manhattan than New York City.
Solution :
Population density of New York City :
Now ,
Therefore , population density of Manhattan is greater than New York City .
Hence , this is the required solution .