Question: A survey of 1000 randomly selected consumers found that 130 had at most one credit card, 575 had between 2 and 5 credit cards and 295 had six or more credit cards. Of those who had at most one credit card, 115 stated that they were current paying their bills and 15 were behind. Of those with between 2 and 5 credit cards, 285 were current paying their bills and 290 were behind. Of those with six or more credit cards, 205 were current paying their bills and 90 were behind.

a) That a randomly selected consumer has over 6 credit cards and is behind paying her or his bills.

b) That a randomly selected consumer has over 6 credit cards or is behind paying her or his bills.

c) What is the probability that a randomly selected consumer has fewer than 2 or more than 6 credit cards?