Directions: Determine the axiom that justifies each of the following statements. 1. 1/4 ⋅ 4x = x
2. (x + y) + z = z + (x + y)

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Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

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.