GRE Prep Club Daily Prep
Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized
for You
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
The sum of the distinct prime factors of 36
[#permalink]
09 Feb 2022, 08:30
09 Feb 2022, 08:30
Expert Reply
00:00
Question Stats:
81% (00:27) correct
18% (00:47) wrong based on 27 sessions
Hide Show timer Statistics
Quantity A |
Quantity B |
The sum of the distinct prime factors of 36 |
The sum of the distinct prime factors of 22 |
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.
Re: The sum of the distinct prime factors of 36
[#permalink]
09 Feb 2022, 08:54
09 Feb 2022, 08:54
B
Posted from my mobile device
Posted from my mobile device
Retired Moderator
Joined: 10 Apr 2015
Posts: 6218
Given Kudos: 136
Re: The sum of the distinct prime factors of 36
[#permalink]
09 Feb 2022, 13:41
09 Feb 2022, 13:41
1
Carcass wrote:
Quantity A |
Quantity B |
The sum of the distinct prime factors of 36 |
The sum of the distinct prime factors of 22 |
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.
The key word here is distinct
36 = (2)(2)(3)(3)
The prime factorization of 36 has two 2's and two 3's, 36 has just two distinct prime factors: 2 and 3
22 = (2)(11)
So, the distinct factors of 22 are 2 and 11
We get:
QUANTITY A: 2 + 3 = 5
QUANTITY B: 2 + 11 = 13
Answer: B
