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OpenStudy (anonymous):
Which number is composite? a. 23 b. 27 c.29 d.31
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myininaya (myininaya):
composite means it is divisible by other numbers besides 1 and itself
myininaya (myininaya):
so whats the only number above that has other factors besides 1 and itself
OpenStudy (anonymous):
31
myininaya (myininaya):
no 31 has only factors 31 and 1
myininaya (myininaya):
whats 3 times 9?
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OpenStudy (anonymous):
27
myininaya (myininaya):
yes so those are factors other than 1 and 27 so 27 is what kind of number?
myininaya (myininaya):
is it prime or composite?
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