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Algebra

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by swerve » Thu Sep 24, 2020 1:48 pm

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Answers

A

B

C

D

E

Stats

Difficulty—

Which of the following could be the difference between two positive integers whose product is 28?

A. 1
B. 3
C. 4
D. 7
E. 14

The OA is B

Source: Princeton Review
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Re: Algebra

by psarma » Thu Sep 24, 2020 2:11 pm
Here are the combinations:
1 & 28 : difference 27
2 & 14 : difference 12
4 & 7 : difference 3

Answer is (B) from the given options.
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Re: Algebra

by Scott@TargetTestPrep » Thu Oct 01, 2020 9:57 am
swerve wrote: ↑
Thu Sep 24, 2020 1:48 pm
 Which of the following could be the difference between two positive integers whose product is 28?

A. 1
B. 3
C. 4
D. 7
E. 14

The OA is B

Source: Princeton Review
Solution:

The pair of positive integers with a product of 28 could be {1, 28}, {2, 14}, and {4, 7}, with differences of 27, 12, and 3, respectively. Since 3 is the only difference given in the answer choices, choice B is the correct answer.

Answer: B

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