The following table provides the median incomes of families through level of income as well as geographical region.
East South Midwest West Totals
<$80,000/year 102 98 39 62 301
$80,000 to less than $250,000/year 263 514 120 351 1248
$250,000/year or more 100 226 65 99 490
Totals 465 838 224 512 2039
(A) Referring to the above table, if the family is chosen at the random, Determine the probability that it is either from the South or from the West?
(B) Referring to the above table, given that the family is from Midwest, Compute the probability that it has an annual income of at least $250,000?