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For 3x/y to be a primearzanr wrote:If y not equal to 3 and (3x)/y is a prime integer greater than 2, which of the following must be true?
I. x = y
II. y = 1
III. x and y are prime integers
(A) None
(B) I Only
(C) II Only
(D) III Only
(E) I and III
OA: A
How did you get Option B?Looks like a typo from you.ajith wrote:For 3x/y to be a primearzanr wrote:If y not equal to 3 and (3x)/y is a prime integer greater than 2, which of the following must be true?
I. x = y
II. y = 1
III. x and y are prime integers
(A) None
(B) I Only
(C) II Only
(D) III Only
(E) I and III
OA: A
Case 1: y =3 and x is a prime
Case 2: x=y
[spoiler]Since Case 1 is not possible
x=y, B[/spoiler]
let say 3x/y = 5If y not equal to 3 and (3x)/y is a prime integer greater than 2, which of the following must be true?
I. x = y
II. y = 1
III. x and y are prime integers
(A) None
(B) I Only
(C) II Only
(D) III Only
(E) I and III
Not a Typo, but a mistake. I agreefirdaus117 wrote: How did you get Option B?Looks like a typo from you.
Take x=10 and y=6 which contradicts all three statements.Option A
