What is the range of the prime factors of \(x,\) where \(x\) is \(275?\)

[Vincen]

What is the range of the prime factors of \(x,\) where \(x\) is \(275?\)

(A) 5
(B) 6
(C) 11
(D) 30
(E) 55

[spoiler]OA=B[/spoiler]

Source: Magoosh

[Scott@TargetTestPrep]

What is the range of the prime factors of \(x,\) where \(x\) is \(275?\)

(A) 5
(B) 6
(C) 11
(D) 30
(E) 55

[spoiler]OA=B[/spoiler]

Source: Magoosh

Solution:

Let’s prime factorize 275:

275 = 55 x 5 = 5 x 11 x 5

Therefore, the prime factors of 275 are 5, 5, 11, and their range 11 - 5 = 6.

Answer: B

[Brent@GMATPrepNow]

What is the range of the prime factors of \(x,\) where \(x\) is \(275?\)

(A) 5
(B) 6
(C) 11
(D) 30
(E) 55

[spoiler]OA=B[/spoiler]

Source: Magoosh

Let's first find the prime factorization of 275...

275 = (5)(5)(11)

Range = 11 - 5 = 6

Answer: B

Cheers,
Brent