Please help ASAP I need to solve AD

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

If you are just building your payment history, how many points from a perfect score will you possibly miss?

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.