Use the chart below to answer the questions Country
Population Area
(1997 estimate) (square km)
272.648.000 9,364,520
U. S.
Denmark 5,248.000
42,077
Ghana
18,339,000
237,533
Which of these countries has the greatest population density? Which has the least? Provide an explanation and proof for your answer to receive full credit

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step-by-step explanation:

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.

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step-by-step explanation: