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The greatest prime factor of 20
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08 Jan 2018, 13:12
08 Jan 2018, 13:12
Expert Reply
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Question Stats:
92% (00:13) correct
7% (00:28) wrong based on 132 sessions
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Quantity A |
Quantity B |
The greatest prime factor of 20 |
The greatest prime factor of 15 |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Kudo for the right answer and explanation.
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Joined: 10 Apr 2015
Posts: 6218
Given Kudos: 136
Re: The greatest prime factor of 20
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09 Jan 2018, 12:28
09 Jan 2018, 12:28
1
Carcass wrote:
Quantity A |
Quantity B |
The greatest prime factor of 20 |
The greatest prime factor of 15 |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Kudo for the right answer and explanation.
Let's find the prime factorization of each value
20 = (2)(2)(5)
So, the greatest prime factor of 20 is 5
15 = (3)(5)
So, the greatest prime factor of 15 is 5
We get:
Quantity A: 5
Quantity B: 5
Answer: C
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Re: The greatest prime factor of 20
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09 Jul 2018, 18:47
09 Jul 2018, 18:47
Carcass wrote:
Quantity A |
Quantity B |
The greatest prime factor of 20 |
The greatest prime factor of 15 |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Kudo for the right answer and explanation.
My Answer is c
