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Problem Solving (PS) | Re: If 14x + 7y is divisible by all integers from 11...

RenB wrote:If 14x + 7y is divisible by all integers from 11 to 15, where x and y are integers, then which of the following statements must be true? 1. x - y is even2. y^x is divisible by 23. xy is...

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Data Sufficiency (DS) | Re: GMAT Club World Cup 2022 (DAY 4): If k is a...

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Data Sufficiency (DS) | Re: If k is a positive integer, what is the value of k?

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Problem Solving (PS) | Re: 3.507/10.02 =

Bunuel wrote:3.507/10.02 = (A) 0.35 (B) 0.3505 (C) 0.3509 (D) 0.351 (E) 0.3527\(\frac{3.507}{10.02}\) ~ \(\frac{3.5}{10} = 0.35\), Answer must be (A)Statistics : Posted by Abhishek009 • on 08 May 2015,...

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Problem Solving (PS) | Re: The average (arithmetic mean) of six numbers is...

Bunuel wrote:The average (arithmetic mean) of six numbers is 24. If the sum of four of these numbers is 96, what is the average of the other 2 numbers?A. 12B. 24C. 48D. 72E. 96\(Σ_6 = 24*6 = 144\)\(Σ_4...

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Problem Solving (PS) | Re: What is the least positive integer that is...

carcass wrote:What is the least positive integer that is divisible by each of the non-prime integers between 1 and 10, inclusive?(A) 120(B) 360(C) 864(D) 4,320(E) 17,280Prime nos from \(1 - 10\) are...

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Problem Solving (PS) | Re: A 30% discount reduces the price of a commodity by...

Bunuel wrote:A 30% discount reduces the price of a commodity by $90. If the discount is reduced to 20%, then the price of the commodity will be(A) $180(B) $210(C) $240(D) $270(E) $300Let, price of the...

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Problem Solving (PS) | Re: A rectangular photograph is surrounded by a border...

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Data Sufficiency (DS) | If x + 2y 0, is x/(x + 2y) < 1? (1) 10|x| = |y| (2) x...

If \(x+2y≠0\), is \(\frac{x}{x+2y}<1\)?(1) \(10|x|=|y|\)(2) \(x>0\)Statistics : Posted by Bunuel • on 26 Sep 2023, 08:15 • Replies 0 • Views 89

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Problem Solving (PS) | Re: The operation is defined for all nonzero numbers a...

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Problem Solving (PS) | Re: Which of the following is equal to 5^17 × 4^9?

TheUltimateWinner wrote:Which of the following is equal to \(5^{17}× 4^{9}\)?A. \(2 × 10^{13}\)B. \(2 × 10^{17}\)C. \(2 × 10^{20}\)D. \(2 × 10^{26} \)E. \(2 × 10^{36}\)\(5^{17}× 4^{9}\)=\(5^{17}×...

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Data Sufficiency (DS) | Re: Is (r^2)x > 0? (1) r^5 = 1 (2) x > 0

Bunuel wrote:Is (r^2)x > 0?(1) r^5 = 1(2) x >0 We need to answer the question:Is (r^2)x > 0? Statement OneAlone: => r^5 = 1Since r^5 = 1, r is nonzero and r^2 is positive. We can rephrase...

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Quantitative | Re: Quant Question of the Day Chat

Priyanshu2807 wrote:Thrice. YikesNothing wrong with that. Sometimes people need more than one attempt to get a top scoreStatistics : Posted by mysterymanrog • on 20 Oct 2022, 20:57 • Replies 2006 •...

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Problem Solving (PS) | Re: An isosceles triangle with one angle of 120° is...

mau5 wrote:An isosceles triangle with one angle of 120° is inscribed in a circle of radius 2. This triangle is rotated 90° about the center of the circle. What is the total area covered by the...

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Data Sufficiency (DS) | Re: In a certain class of n students, the average

gmatophobia wrote:In a certain class of\(n\) students, the average (arithmetic mean) weight of all students is\(50\) kg. A new student joins the class. Does the standard deviation of the weight of the...

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Problem Solving (PS) | Re: A thin rectangular sheet of metal is 6 inches wide...

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Problem Solving (PS) | Re: P is the product, indicated above, of all the...

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Problem Solving (PS) | Re: David has d books, which is 3 times as many as...

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Problem Solving (PS) | Re: In the storage room of a certain bakery, the ratio...

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Problem Solving (PS) | Re: If Jake loses 8 pounds, he will weigh twice as...

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