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OpenStudy (nbarrera):
Help me Check MY answer+MEDAL! Which of the following numbers is prime? A. 153 B. 143 C. 163 D. 133 My answer is C just checkin if im right.
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OpenStudy (anonymous):
you are correct
OpenStudy (welshfella):
153 is divisible by 3 143 is divisible by 11 133 is divisible by 7
OpenStudy (michele_laino):
hint: 143= 11*13 153= 51*3
OpenStudy (nbarrera):
Thank you
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OpenStudy (welshfella):
yw
OpenStudy (anonymous):
yw
OpenStudy (michele_laino):
thank you!
OpenStudy (nbarrera):
wish i can medal u all
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