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Re: In planning for a trip, Joan estimated both the distance of the trip, in miles, and her average speed, in miles per

In planning for a trip, Joan estimated both the distance of the trip, in miles, and her average speed, in miles per hour. She accurately divided her estimated distance by her estimated average speed to obtain an estimate for the time, in hours, that the trip would take. Was her estimate within 0.5 ...


Re: Al and Ben are drivers for SD Trucking Company. One snowy day, Ben left SD at 8:00 a.m. heading east and Al left SD

Official Guide Al and Ben are drivers for SD Trucking Company. One snowy day, Ben left SD at 8:00 a.m. heading east and Al left SD at 11:00 a.m. heading west. At a particular time later that day, the dispatcher retrieved data from SD’s vehicle tracking system. The data showed that, up to that time,...


Re: What is the probability of rolling three six-sided dice, and getting a different number on each die?

What is the probability of rolling three six-sided dice, and getting a different number on each die? A. 1/12 B. 1/3 C. 4/9 D. 5/9 E. 7/18 OA D Source: Magoosh P(getting a different number on each die) = P(1st roll is ANY number AND 2nd roll is different from 1st roll AND 3rd roll is different from ...


Re: How many men are in a certain company's vanpool program?

How many men are in a certain company's vanpool program? (1) The ratio of men to women in the program is 3 to 2. (2) The men and women in the program fill 6 vans. Answer: E Source: Official Guide Target question : How many men are in a certain company's vanpool program? Statement 1 : The ratio of m...


Re: What is the value of the positive integer \(m?\)

What is the value of the positive integer \(m?\) (1) When \(m\) is divided by \(6,\) the remainder is \(3.\) (2) When \(15\) is divided by \(m,\) the remainder is \(6.\) Answer: B Source: GMAT Prep When it comes to remainders, we have a nice rule that says: If N divided by D, leaves remainder R, th...

by [email protected]

Sun Jan 23, 2022 7:37 am
Forum: Data Sufficiency
Topic: What is the value of the positive integer \(m?\)
Replies: 1
Views: 41

Re: Dave’s quiz scores are 60, 90, and 80. What is the score Dave would need on his next quiz to increase his overall av

Dave’s quiz scores are 60, 90, and 80. What is the score Dave would need on his next quiz to increase his overall average score to 82? A. 92 B. 94 C. 96 D. 98 E. 100 D Source: Manhattan GMAT After the next quiz, Dave will have taken 4 quizzes. If the average of those 4 quizzes is 82, then it must b...


Re: Sid intended to type a seven-digit number, but the two 3's he meant to type did not appear. What appeared instead wa

Sid intended to type a seven-digit number, but the two 3's he meant to type did not appear. What appeared instead was the five-digit number 52115. How many different seven-digit numbers could Sid have meant to type? A. 10 B. 16 C. 21 D. 24 E. 27 OA C Source: Magoosh There are two possible cases to ...


Re: If x < y, which of the following must be true?

If x < y, which of the following must be true? (A) x < y^2 (B) x^2 < y (C) x^2 < y^2 (D) (x – y)^2 > 0 (E) x^3 > y If x < y, then we can also conclude that x ≠ y. If x ≠ y, then we can be certain that x - y ≠ 0 If x - y ≠ 0, then we can be certain that (x – y)^2 > 0 Answer: D ASIDE: Another approac...

by [email protected]

Wed Jan 19, 2022 9:44 am
Forum: Problem Solving
Topic: If x < y, which of the following must be true?
Replies: 1
Views: 103

Re: What distance did Jane travel?

What distance did Jane travel? (1) Bill traveled 40 miles in 40 minutes. (2) Jane traveled at the same average rate as Bill. Answer: E Source: Official Guide Target question : What distance did Jane travel? Statement 1 : Bill traveled 40 miles in 40 minutes. No info about Jane Statement 1 is NOT SU...

by [email protected]

Mon Jan 17, 2022 8:07 am
Forum: Data Sufficiency
Topic: What distance did Jane travel?
Replies: 1
Views: 74

Re: At what simple annual interest rate must \(\$2,500\) be invested if it is to earn \(\$225\) in interest in one year?

At what simple annual interest rate must \(\$2,500\) be invested if it is to earn \(\$225\) in interest in one year? (A) \(6\%\) (B) \(7\%\) (C) \(8\%\) (D) \(9\%\) (E) \(10\%\) Answer: D Source: GMAT Prep Let x = the PERCENT annual interest rate So, we want: x percent of $2,500 = 225 Rewrite as: x...


Re: A certain computer company produces two different monitors, P and Q. In 2010, what was the net profit from the sale

Source: Official Guide A certain computer company produces two different monitors, P and Q. In 2010, what was the net profit from the sale of the two monitors? 1) Of the company's expenses in 2010, rent and utilities totaled $500,000 2) In 2010, the company sold 50,000 units of monitor P at $300 pe...


Re: In a certain history class of 17 juniors and seniors, each junior has written 2 book reports and each senior has wri

In a certain history class of 17 juniors and seniors, each junior has written 2 book reports and each senior has written 3 book reports. If the 17 students have written a total of 44 book reports, how many juniors are in the class? A. 7 B. 8 C. 9 D. 10 E. 11 Answer: A Source: Official Guide Here's ...


Re: Brent is 18 years younger than Justin. If in 5 years Brent will be half as old as Justin, how old was Justin 5 years

Brent is 18 years younger than Justin. If in 5 years Brent will be half as old as Justin, how old was Justin 5 years ago? A. 8 B. 18 C. 21 D. 26 E. 31 Answer: D Source: Veritas Prep Brent is 18 years younger than Justin. Let J = Justin's PRESET AGE So, J-18 = Brent's PRESENT age In 5 years, both pe...


Re: A certain state legislature consists of 124 members, each of whom is either a Democrat or a Republican. If there are

A certain state legislature consists of 124 members, each of whom is either a Democrat or a Republican. If there are 18 more Republicans than Democrats, how many Republicans are in the legislature? (A) 44 (B) 53 (C) 71 (D) 80 (E) 106 Answer: C Source: GMAT Paper Tests There are 18 more Republicans ...


Re: In a certain class consisting of 36 students, some boys and some girls, exactly 1/3 of the boys and exactly 1/4 of t

In a certain class consisting of 36 students, some boys and some girls, exactly 1/3 of the boys and exactly 1/4 of the girls walk to school. What is the greatest possible number of students in this class who walk to school? A. 9 B. 10 C. 11 D. 12 E. 13 Answer: C Source: Official Guide The important...