On a sheet of paper, draw the following sieve of eratosthenes and number all of the rows from 1 to 10. Like this:
A 10 by 10 table listing the integers 1 through 100.
Which two rows have the greatest number of primes in them?
A. 1
B. 2
C. 3
D. 4
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OpenStudy (anonymous):
chart
OpenStudy (shubhamsrg):
i dont know if theres anyways,,there may be something..but if i am concerned,,you need to count it physically..
OpenStudy (alexwee123):
smeh don't be lazy and count :o
OpenStudy (anonymous):
Some questions I ask to give people a chance to get an easy medal.
OpenStudy (shubhamsrg):
hehehehe...alright,,i'll give you a medal if you tell me the answer..go for it!
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OpenStudy (alexwee123):
:D
OpenStudy (alexwee123):
*hint: prime numbers only have 2 factors
OpenStudy (anonymous):
1 and 2
OpenStudy (anonymous):
:P
OpenStudy (shubhamsrg):
1 and 2?? really??
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OpenStudy (anonymous):
yes the first row has 4 and the second has 4 ..tell me if I've done something wrong
OpenStudy (alexwee123):
second has 5 o.0
OpenStudy (shubhamsrg):
yes its 4 in both,,how come 5 in 2nd @alexwee123 ?
OpenStudy (alexwee123):
2,11,13,17,19
OpenStudy (alexwee123):
2 is a prime number
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OpenStudy (anonymous):
I'm not sure that 2 counts i think that's the the row number