Is multiplying by 10 Powered by 3 the same as multiplying by 10 factors of 3? Explain.

Katlyn made 4 dresses with 7 yards of fabric. how many yards did she use on 1 dress?

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.

Ineed to know the answer to this algebra question.