In entering client contact info in the computerized database of telemarketing business, a clerk erroneously entered nonexistent area codes for a block of new clients. this error rendered the block of contacts useless to the company. which of the following would most likely have led to discovery of this error at the time of entry into the company's computerized system? a) limit checkb) validity checkc)sequence checkd) record count

Qwest airlines has implemented a program to recycle all plastic drink cups used on their aircraft. their goal is to generate $7 million by the end of the recycle program's five-year life. each recycled cup can be sold for $0.005 (1/2 cent). a. how many cups must be recycled annually to meet this goal? assume uniform annual plastic cup usage and a 0% interest rate. b. repeat part (a) when the annual interest rate is 12%. c. why is the answer to part (b) less than the answer to part (a)?