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If y > x, is y > 64
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26 May 2017, 05:05
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45% (02:25) correct 55% (02:17) wrong based on 83 sessions
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Q. If y > x, is y > 64 (1) x has 7 factors(all even but one) and is divisible by only one prime number. (2) y64 > x64 Answer Choices A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked. C. BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question asked. D. EACH statement ALONE is sufficient to answer the question asked. E. Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
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Re: If y > x, is y > 64
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26 May 2017, 05:06
Reserving this space to post the official solution.
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Re: If y > x, is y > 64
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26 May 2017, 08:14
EgmatQuantExpert wrote: Q. If y > x, is y > 64 (1) x has 7 factors(all even but one) and is divisible by only one prime number. (2) y64 > x64 Answer Choices A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked. C. BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question asked. D. EACH statement ALONE is sufficient to answer the question asked. E. Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
Thanks, Saquib Quant Expert eGMATRegister for our Free Session on Number Properties (held every 3rd week) to solve exciting 700+ Level Questions in a classroom environment under the realtime guidance of our Experts (1) x has minimum value = 2^6 =64 thus y>x=64 y>64 suff (2) sq. both side we get y^2128y > x^2128x or y^2  x^2  128y + 128x >0 y^2  x^2  128(y x ) >0 taking yx common out (yx)(y+x128)>0 as yx > 0 given then y+x>128(a) and yx >0(b) adding (a) and (b) 2y > 128 or y> 64 suff.. Ans D



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Re: If y > x, is y > 64
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28 May 2017, 07:02
rohit8865 wrote: EgmatQuantExpert wrote: Q. If y > x, is y > 64 (1) x has 7 factors(all even but one) and is divisible by only one prime number. (2) y64 > x64 Answer Choices A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked. C. BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question asked. D. EACH statement ALONE is sufficient to answer the question asked. E. Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
Thanks, Saquib Quant Expert eGMATRegister for our Free Session on Number Properties (held every 3rd week) to solve exciting 700+ Level Questions in a classroom environment under the realtime guidance of our Experts (1) x has minimum value = 2^6 =64 thus y>x=64 y>64 suff (2) sq. both side we get y^2128y > x^2128x or y^2  x^2  128y + 128x >0 y^2  x^2  128(y x ) >0 taking yx common out (yx)(y+x128)>0 as yx > 0 given then y+x>128(a) and yx >0(b) adding (a) and (b) 2y > 128 or y> 64 suff.. Ans D Can you explain better the Statement 2 please? I am a bit rusty over the Absolute Module, thanks



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Re: If y > x, is y > 64
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28 May 2017, 11:42
rohit8865 wrote: EgmatQuantExpert wrote: Q. If y > x, is y > 64 (1) x has 7 factors(all even but one) and is divisible by only one prime number. (2) y64 > x64 Answer Choices A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked. C. BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question asked. D. EACH statement ALONE is sufficient to answer the question asked. E. Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
Thanks, Saquib Quant Expert eGMATRegister for our Free Session on Number Properties (held every 3rd week) to solve exciting 700+ Level Questions in a classroom environment under the realtime guidance of our Experts (1) x has minimum value = 2^6 =64 thus y>x=64 y>64 suff (2) sq. both side we get y^2128y > x^2128x or y^2  x^2  128y + 128x >0 y^2  x^2  128(y x ) >0 taking yx common out (yx)(y+x128)>0 as yx > 0 given then y+x>128(a) and yx >0(b) adding (a) and (b) 2y > 128 or y> 64 suff.. Ans D Hi, I didn't get how you derive first statement sufficient? Can you please explain in more detail? Thanks in advance. Sent from my XT1663 using GMAT Club Forum mobile app



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Re: If y > x, is y > 64
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28 May 2017, 12:08
MvArrow wrote: rohit8865 wrote: EgmatQuantExpert wrote: Q. If y > x, is y > 64 (1) x has 7 factors(all even but one) and is divisible by only one prime number. (2) y64 > x64 Answer Choices A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked. C. BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question asked. D. EACH statement ALONE is sufficient to answer the question asked. E. Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
Thanks, Saquib Quant Expert eGMATRegister for our Free Session on Number Properties (held every 3rd week) to solve exciting 700+ Level Questions in a classroom environment under the realtime guidance of our Experts (1) x has minimum value = 2^6 =64 thus y>x=64 y>64 suff (2) sq. both side we get y^2128y > x^2128x or y^2  x^2  128y + 128x >0 y^2  x^2  128(y x ) >0 taking yx common out (yx)(y+x128)>0 as yx > 0 given then y+x>128(a) and yx >0(b) adding (a) and (b) 2y > 128 or y> 64 suff.. Ans D Can you explain better the Statement 2 please? I am a bit rusty over the Absolute Module, thanks Please be little more specific , which part u have difficulty



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Re: If y > x, is y > 64
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28 May 2017, 12:11
goalMBA1990 wrote: rohit8865 wrote: EgmatQuantExpert wrote: Q. If y > x, is y > 64 (1) x has 7 factors(all even but one) and is divisible by only one prime number. (2) y64 > x64 Answer Choices A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient to answer the question asked. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient to answer the question asked. C. BOTH statements (1) and (2) TOGETHER are sufficient to answer the question asked, but NEITHER statement ALONE is sufficient to answer the question asked. D. EACH statement ALONE is sufficient to answer the question asked. E. Statements (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data specific to the problem are needed.
Thanks, Saquib Quant Expert eGMATRegister for our Free Session on Number Properties (held every 3rd week) to solve exciting 700+ Level Questions in a classroom environment under the realtime guidance of our Experts (1) x has minimum value = 2^6 =64 thus y>x=64 y>64 suff (2) sq. both side we get y^2128y > x^2128x or y^2  x^2  128y + 128x >0 y^2  x^2  128(y x ) >0 taking yx common out (yx)(y+x128)>0 as yx > 0 given then y+x>128(a) and yx >0(b) adding (a) and (b) 2y > 128 or y> 64 suff.. Ans D Hi, I didn't get how you derive first statement sufficient? Can you please explain in more detail? Thanks in advance. Sent from my XT1663 using GMAT Club Forum mobile appno. of factors of x^y is y+1 let 2^ 2=4 its factors are 1,2,4 = 3nos. = 2+1... hope it helps



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Re: If y > x, is y > 64
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21 Mar 2019, 03:44
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Re: If y > x, is y > 64
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