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The number of distinct prime factors in 84
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20 Nov 2017, 10:43
20 Nov 2017, 10:43
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3
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Question Stats:
79% (00:48) correct
20% (00:36) wrong based on 96 sessions
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Quantity A |
Quantity B |
The number of distinct prime factors in 84 |
The number of distinct prime factors in 150 |
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
Kudos for correct solution.
Re: The number of distinct prime factors in 84
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09 Jul 2018, 18:47
09 Jul 2018, 18:47
Bunuel wrote:
Quantity A |
Quantity B |
The number of distinct prime factors in 84 |
The number of distinct prime factors in 150 |
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
Kudos for correct solution.
My Answer is C
Re: The number of distinct prime factors in 84
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10 Jul 2018, 08:16
10 Jul 2018, 08:16
2
We do prime factorization:
84=42*2=6*7*2=2^2*3*7 -> QA = 3.
150=3*5*2*5=2*3*5^2 -> QB = 3
-> C.
84=42*2=6*7*2=2^2*3*7 -> QA = 3.
150=3*5*2*5=2*3*5^2 -> QB = 3
-> C.
