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How many prime numbers are there between 21 and 35? A. 4 B. 2 C. 3 D. none
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A?
List all numbers: 21,22,23,24,25,26,27,28,29,30,31,32,33,34,35 Find the Primes: 23,29,31
2 3 5 7 11 13 17 19 23 29 31 37 41 43 47
so its C
I would advise you to memorise them @Jonnychewy
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Oh okay, I will write that down. Thanks guys.
ur welcome
You're welcome, Jonny !
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