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Re: A club sold an average (arithmetic mean) of 92 raffle tickets per member. Among the female members, the average numb

A club sold an average (arithmetic mean) of 92 raffle tickets per member. Among the female members, the average number sold was 84, and among the male members, the average number sold was 96. What was the ratio of the number of male members to the number of female members in the club? (A) 1 : 1 (B)...


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. OA B Source: GMAT Prep When it comes to remainders, we have a nice rule that says: If N divided by D, leaves remainder R, then the possible values of N are ...

by [email protected]

Fri Jan 28, 2022 7:39 am
Forum: Data Sufficiency
Topic: What is the value of the positive integer m ?
Replies: 1
Views: 20

Re: Greg assembles units of a certain product at a factory. Each day he is paid $2.00 per unit for the first 40 units th

Greg assembles units of a certain product at a factory. Each day he is paid $2.00 per unit for the first 40 units that he assembles and $2.50 for each additional unit that he assembles that day. If Greg assembled at least 30 units on each of two days and was paid a total of $180.00 for assembling u...


Re: A sequence of numbers \(a_1, a_2, a_3,\ldots\) is defined as follows: \(a_1=3, a_2=5,\) and every term in the sequen

A sequence of numbers \(a_1, a_2, a_3,\ldots\) is defined as follows: \(a_1=3, a_2=5,\) and every term in the sequence after \(a_2\) is the product of all terms in the sequence preceding it, e.g, \(a_3=(a_1)(a_2)\) and \(a_4=(a1)(a2)(a3).\) If \(a_n=t\) and \(n>2,\) what is the value of \(a_{n+2}\)...


Re: In a 200 member association consisting of men and women, exactly 20% of men and exactly 25 % of women are homeowners

In a 200 member association consisting of men and women, exactly 20% of men and exactly 25 % of women are homeowners. What is the least number of members who are homeowners? A. 49 B. 47 C. 45 D. 43 E. 41 Answer: E Source: Official Guide In order to minimize the number of homeowners, we must MAXIMIZ...


Re: A pharmaceutical company received \(\$3\) million in royalties on the first \(\$20\) million in sales of the generic

A pharmaceutical company received \(\$3\) million in royalties on the first \(\$20\) million in sales of the generic equivalent of one of its products and then \(\$9\) million in royalties on the next \(\$108\) million in sales. By approximately what percent did the ratio of royalties to sales decr...


Re: The average salary of 15 people in the shipping department at a certain firm is $20,000. The salary of 5 of the

Source: Official Guide The average salary of 15 people in the shipping department at a certain firm is $20,000. The salary of 5 of the employees is $25,000 each and the salary of 4 of the employees is $16,000 each. What is the average salary of the remaining employees? A. $19,250 B. $18,500 C. $18,...


Re: If z is an integer, is z even?

If z is an integer, is z even? (1) z/2 is even. (2) 3z is even. OA D Source: Manhattan Prep Target question : Is z an even integer? Aside: Integer n is even if we can express n as n = 2k for some integer k Statement 1 : z/2 is an even integer. This means z/2 =2k for some integer k Multiply both sid...

by [email protected]

Wed Jan 26, 2022 7:33 am
Forum: Data Sufficiency
Topic: If z is an integer, is z even?
Replies: 1
Views: 56

Re: If d is the standard deviation x, y, and z, what is the standard deviation of x + 5, y + 5, z + 5 ?

If d is the standard deviation x, y, and z, what is the standard deviation of x + 5, y + 5, z + 5 ? A. d B. 3d C. 15d D. d + 5 E. d + 15 OA A Source: GMAT Prep Adding the same value to each value in a set does not change the standard deviation of the set. So, the standard deviation of {x + 5, y + 5...


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: 61