3. About 2% of alumni give money upon receiving a solicitation from the college or university from which they graduated. If college sends 500 invitations to alumni least 15 solicitations it sends. (use table) % monetary gifts a college can expect from at (2) a. 91.65% b. 95.13% c. 100 91.65% d. 100 95.13% 4. If there are 500 customers per seven-hour day in a check-out lane, what is the probability that there will be exactly 3 in line during any five-minute period? (3) a. 0.0521 b. 0.1403 c. 0.1557 d. 0.0915