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Is the positive integer P prime?
Is the positive integer P prime?(1) 61<P<67(2) P is not divisible by 2Source: 4gMat
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Is p^2 - 1 divisible by 12?
Is p^2 - 1 divisible by 12?(1) p > 3(2) p is a prime numberSource: 4gmat
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Is the positive number 'x' an integer?
Is the positive number x an integer?(1) 3x is a perfect square.(2) 2x is divisible by 4.Source: 4gmat
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Quant Book for GMAT
"Different Folks Different Strokes"The above clearly implies that the level of Comfort with regard to a Quant Book can be very subjective and individual and hence depends from person to person.But I...
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what is the remainder when the positive integer N is divided
what is the remainder when the positive integer N is divided by 12?1) When N is divided by 6, the remainder is 42) When N is divided by 3, the remainder is 1Source: 4GmatPlease explain
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If 10[m][square_root]3[/square_root][/m] and ADC is a right
If AD = 10\sqrt{3} and ADC is a right angle, what is the area of triangle ABC?(1) AC = 20(2) angle BAD=30^{\circ}This was asked in the Kaplan free test, but I think that the answer is wrong. How I...
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In a set of positive integers {j,k,l,m,n,o} in which j
In a set of positive integers {j,k,l,m,n,o} in which j<k<l<m<n<o, is the mean larger than the median? 1. The sum of n and o is more than twice the sum of j and k. 2. The sum of k and o...
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If z > 0 is z^(1/3) > z^(1/2) ?
If z > 0 is z^(1/3) > z^(1/2) ?(1) z^(1/2) > z(2) z^(1/3) > z^(2/3)
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Permutation and Combination Basic Question ???????
Can any one tell me how to tell if the question ask about Permutation or Combination ? how to know when you read the question that the order matters or not. i know that in Permutation the order matter...
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Improving Quant Score
Hi All,I have my GMAT in a month from today and I am worried about my Quant score! I have consistently scored poorly in the MGMATs (45-46 range always) and have hit only a 49 on one of the GMAT Preps....
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how to nail combinatorics and probability ?
Hi Gmat Experts/fellow Gmat aspirants!!Can any one suggest me right approach/study plan to nail the combinatorics and probability sections of quant. I am terrible while dealing with these sections. I...
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In What proportion must flour at $0.8 per pound be mixed
In What proportion must flour at $0.8 per pound be mixed with flour at $0.9 per pound so that the mixture costs $0.825 per pound?A. 1:3B. 1:2C. 1:1D. 2:1E. 3:1Source: Optimus Prep
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if p = (a + c) / b+d = (c+e) / d + f = (a + e) / b + f
if p = (a + c) / b+d = (c+e) / d + f = (a + e) / b + f and all variables are positive,then which is true ?i. p= a/bii. p= e/fiii. p= c/da. i onlyb. ii onlyc. i & iii d. ii & iii e. i,ii & iii
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Which of the following is equal to 10^-(-3)^2
Which of the following is equal to 10^-(-3)^2?a) 1/10^9b) 1/10^6c) 1/10^3d) 10^6e) 10^9I selected D on the understanding that (x^r)^s = x^rs. Eg (x^3)^4 = x^12. So by my working on the above I get:=...
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The temperature inside a certain industrial machine at time
The temperature inside a certain industrial machine at time t seconds after startup, for 0 < t < 10, is given by h(t) = 4^(2t+1) 4^(t+2) degrees Celsius. How many seconds after startup is the...
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An investor purchased a share of non dividend paying stock
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Statistics
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