Chapter 3.3, Problem 27E

(a)

To determine

To calculate: Whether the given information is sufficient to determine the number of tourists from each region to each destination if in $1990$’s significant tourists travelled from North America and Europe to Australia and South Africa. From this in $1998$ a total of $1,390,000$ visited Australia, $1,140,000$ visited South Africa, further $630,000$ of them came from North America and $1,900,000$ came from Europe.

(b)

To determine

To calculate: The number of tourists from each region to each destination if additional information is that $2,530,000$ tourists traveled from these two regions to these destinations.

(c)

To determine

To calculate: The number of tourists from each region to each destination if the additional information says that the same number of tourists from Europe visited South Africa as visited Australia.