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Mathematics 14 Online
OpenStudy (anonymous):

How many prime numbers are there between 21 and 35? A. 4 B. 2 C. 3 D. none

OpenStudy (anonymous):

A?

OpenStudy (anonymous):

List all numbers: 21,22,23,24,25,26,27,28,29,30,31,32,33,34,35 Find the Primes: 23,29,31

OpenStudy (eric_d):

2 3 5 7 11 13 17 19 23 29 31 37 41 43 47

OpenStudy (anonymous):

so its C

OpenStudy (eric_d):

I would advise you to memorise them @Jonnychewy

OpenStudy (anonymous):

Oh okay, I will write that down. Thanks guys.

OpenStudy (anonymous):

ur welcome

OpenStudy (eric_d):

You're welcome, Jonny !

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