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Re: The number of prime number 50 and 60 [#permalink]
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RA911 wrote:
Quantity A ={53, 59}
Quantity B ={23, 29}

Hence, answer is C.

Posted from my mobile device


But QB is between 20 and 28
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The number of prime number 50 and 60 [#permalink]
Quantity A: The number of primes between 50 and 60

Prime numbers between 50 and 60 are 53, 59 => 2

Quantity B: The number of primes between 20 and 28

Prime numbers between 20 and 28 are 23, 29 => 2

Clearly, Quantity A(2) = Quantity B(2)

So, Answer will be C.
Hope it helps!

Watch the following video to learn How to find Prime Numbers from 1 to 100

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The number of prime number 50 and 60 [#permalink]
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