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GRE Math Challenge #54- The number of prime numbers between

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sandy
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GRE Math Challenge #54- The number of prime numbers between [#permalink] New post   Updated on: 19 Feb 2020, 09:50
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89% (00:40) correct 10% (00:46) wrong based on 102 sessions

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Quantity A
Quantity B
The number of prime numbers between 70 and 76
The number of prime numbers between 30 and 36


A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.

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A

Originally posted by sandy on 03 May 2015, 00:37.
Last edited by Carcass on 19 Feb 2020, 09:50, edited 2 times in total.
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GreenlightTestPrep
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Re: GRE Math Challenge #54 [#permalink] New post   18 May 2015, 14:31
sandy wrote:
Quantity A: The number of prime numbers between 70 and 76.

Quantity B: The number of prime numbers between 30 and 36.


It's not a bad idea to memorize the primes up to 97

Quantity A: The primes are: 71, 73. So, the TOTAL = 2
Quantity B: The primes are: 31. So, the TOTAL = 1

Answer:
Show: ::
A


Cheers,
Brent
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Re: GRE Math Challenge #54- The number of prime numbers between [#permalink] New post   18 Feb 2020, 16:31
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Totally agree @GreenlightTestPrep 8-)


PS: sometimes I do not remember what I ate for lunch half of one hour after lunch :roll:
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Re: GRE Math Challenge #54- The number of prime numbers between [#permalink] New post   24 Feb 2020, 02:30
Thank you
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Re: GRE Math Challenge #54- The number of prime numbers between [#permalink] New post   07 Sep 2024, 11:05
Hello from the GRE Prep Club BumpBot!

Thanks to another GRE Prep Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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Re: GRE Math Challenge #54- The number of prime numbers between [#permalink]
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