OpenStudy (anonymous):

Is the set of multiples of 5 closed under division? Explain why or provide a counterexample if not. A. Yes, because the quotient of any two multiples of 5 is also a multiple of 5. B. Yes, because the quotient of any two multiples of 5 is also a multiple of 10. C. No, and a counterexample is 100 ÷ 5 = 20. D. No, and a counterexample is 25 ÷ 50 = .

1 year ago
OpenStudy (anonymous):

what do you think it is?

1 year ago
OpenStudy (anonymous):

d?

1 year ago
OpenStudy (anonymous):

it's not d but a hint is that it's A, or B. :D

1 year ago
OpenStudy (anonymous):

no I finished the test it was D.

1 year ago
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