Search found 16072 matches
Re: How many positive integers less than 100 are neither multiples of 2 or 3.
How many positive integers less than 100 are neither multiples of 2 or 3. a)30 b)31 c)32 d)33 e)34 OA D Source: GMAT Prep Multiples of 2: 2, 4, 6, ..., 96, 98 98/2 = 49, so there are 49 multiples of 2 Multiples of 3: 3, 6, 9, ..., 99 99/3 = 33, so there are 33 multiples of 3 At this point we have c...
- by [email protected]
Thu May 26, 2022 10:10 am- Forum: Problem Solving
- Topic: How many positive integers less than 100 are neither multiples of 2 or 3.
- Replies: 1
- Views: 66
On July 1 of last year, total employees at company E was decreased by 10 percent. Without any change in the salaries of
Problem Solving
Re: On July 1 of last year, total employees at company E was decreased by 10 percent. Without any change in the salaries
On July 1 of last year, total employees at company E was decreased by 10 percent. Without any change in the salaries of the remaining employees, the average (arithmetic mean) employee salary was 10 percent more after the decrease in the number of employees than before the decrease. The total of the...
- by [email protected]
Thu May 26, 2022 10:07 am- Forum: Problem Solving
- Topic: On July 1 of last year, total employees at company E was decreased by 10 percent. Without any change in the salaries of
- Replies: 1
- Views: 36
Re: How many 4-digit positive integers are there in which all 4 digits are even?
How many 4-digit positive integers are there in which all 4 digits are even? A. 625 B. 600 C. 500 D. 400 E. 256 OA C Source: GMAT Prep Take the task of creating the 4-digit numbers and break it into stages . Stage 1 : Select an even digit for the thousands digit. Since 0 cannot be the first digit o...
- by [email protected]
Thu May 26, 2022 9:48 am- Forum: Problem Solving
- Topic: How many 4-digit positive integers are there in which all 4 digits are even?
- Replies: 1
- Views: 37
Re: In the figure shown, point O is the center of the semicircle and points B, C, D
Untitled.png In the figure shown, point O is the center of the semicircle and points B, C, D lie on the semicircle. If the length of line segment AB is equal to the length of line segment OC, what is the degree measure of angle BAO ? (1) The degree measure of angle COD is 60º. (2) The degree measur...
- by [email protected]
Thu May 26, 2022 9:44 am- Forum: Data Sufficiency
- Topic: In the figure shown, point O is the center of the semicircle and points B, C, D
- Replies: 1
- Views: 48
In how many ways can a coach select a 4-person university team from a pool of eligible candidates?
Data Sufficiency
Re: In how many ways can a coach select a 4-person university team from a pool of eligible candidates?
In how many ways can a coach select a 4-person university team from a pool of eligible candidates? (1) The number of eligible candidates is three times as great as the number of slots on the team. (2) 60% of the 20 athletes are eligible to play on the four-person university team. OA D Source: Verit...
- by [email protected]
Fri May 20, 2022 6:46 am- Forum: Data Sufficiency
- Topic: In how many ways can a coach select a 4-person university team from a pool of eligible candidates?
- Replies: 1
- Views: 53
Re: An instructor scored a student's test of 50 questions by
An instructor scored a student’s test of 50 questions by subtracting 2 times the number of incorrect answers from the number of correct answers. If the student answered all of the questions and received a score of 38, how many questions did that student answer correctly? A. 19 B. 38 C. 41 D. 44 E...
- by [email protected]
Thu May 19, 2022 4:54 am- Forum: Problem Solving
- Topic: An instructor scored a student's test of 50 questions by
- Replies: 3
- Views: 1192
Re: If x^2 < x, then x must be
If x^2 < x, then x must be A. less than 0 B. equal to 0 C. between 0 and 1 D. equal to 1 E. greater than 1 OA C Source: GMAT Prep Given: x² < x Subtract x from both sides to get: x² - x < 0 Factor: x(x - 1) < 0 We can already see that, when x = 0, we get: 0(0 - 1) < 0 , which results in 0 < 0 , whi...
- by [email protected]
Sun May 15, 2022 10:25 am- Forum: Problem Solving
- Topic: If x^2 < x, then x must be
- Replies: 1
- Views: 146
If the average of ten numbers is 10, then which of the following could be the standard deviation of the ten numbers?
Problem Solving
Re: If the average of ten numbers is 10, then which of the following could be the standard deviation of the ten numbers?
If the average of ten numbers is 10, then which of the following could be the standard deviation of the ten numbers? I. 0 II. 10 III. 20 A. I only B. I and II C. I and III D. II and III E. I, II, and III OA E Source: Princeton Review First recognize that, if all 10 numbers are 10 to get the set {10...
- by [email protected]
Sat May 14, 2022 6:25 am- Forum: Problem Solving
- Topic: If the average of ten numbers is 10, then which of the following could be the standard deviation of the ten numbers?
- Replies: 1
- Views: 104
Re: Surface Area
What fraction part of the total surface area of cube C is red? (1) Each of 3 faces of C is exactly 1/2 red. (2) Each of 3 faces of C is entirely white. Target question : What fractional part of the total surface area of cube C is red Statement 1 : Each of 3 faces of C is exactly 1/2 red Since we ha...
- by [email protected]
Mon May 09, 2022 10:42 am- Forum: Data Sufficiency
- Topic: Surface Area
- Replies: 3
- Views: 947
Re: ratio problem with rats...
hello everybody, can sombody help me wit this task? Actually I thought it´s easy, but I don´t get the answer... Forty percent of the rats included in an experiment were male rats. If half of the rats died during the experiment and 30 percent of the rats that died were male rats, what was the ratio ...
- by [email protected]
Mon May 09, 2022 10:20 am- Forum: Problem Solving
- Topic: ratio problem with rats...
- Replies: 2
- Views: 1168
Re: If s is an integer, is 24 a divisor of s ?
If s is an integer, is 24 a divisor of s ? (1) Each of the numbers 3 and 8 is a divisor of s. (2) Each of the numbers 4 and 6 is a divisor of s. OA A Source: Official Guide ------ASIDE---------------------------- A lot of integer property questions can be solved using prime factorization. For q...
- by [email protected]
Mon May 02, 2022 7:00 am- Forum: Data Sufficiency
- Topic: If s is an integer, is 24 a divisor of s ?
- Replies: 2
- Views: 469
Re: A craftsperson made 126 ornaments and put them all into
A craftsperson made 126 ornaments and put them all into boxes. If each box contained either 6 ornaments or 24 ornaments, how many of the boxes contained 24 ornaments? (1) Fewer than 4 of the boxes contained 6 ornaments (2) More than 3 of the boxes contained 24 ornaments OA A Source: GMAT Prep Given...
- by [email protected]
Mon May 02, 2022 6:51 am- Forum: Data Sufficiency
- Topic: A craftsperson made 126 ornaments and put them all into
- Replies: 3
- Views: 490
Re: tricky
Q33: In Town X, 64 percent of the population are employed, and 48 percent of the population are employed males. What percent of the employed people in Town X are females? A. 16% B. 25% C. 32% D. 40% E. 52% OA: B Since the question is asking us to find a certain percent (and not a specific value), l...
- by [email protected]
Mon May 02, 2022 6:46 am- Forum: Problem Solving
- Topic: tricky
- Replies: 9
- Views: 6459
Re: For a certain set of numbers, if x is in the set, then x - 3
For a certain set of numbers, if x is in the set, then x - 3 is also in the set. If the number 1 is in the set , which of the following must also be in the set ? a) 4 b) -1 c) -5 A. a only, B. b only, C. c only, D. a and b only E. b and c only OA C Source: GMAT Prep Important: This IF-THEN statemen...
- by [email protected]
Fri Apr 29, 2022 6:56 am- Forum: Problem Solving
- Topic: For a certain set of numbers, if x is in the set, then x - 3
- Replies: 3
- Views: 608
Positive integer y is 50 percent of 50 percent of positive integer x, and y of x equals 100...
Problem Solving
Re: Positive integer y is 50 percent of 50 percent of positive integer x, and y of x equals 100...
Official Guide Positive integer y is 50 percent of 50 percent of positive integer x, and y percent of x equals 100. What is the value of x? A. 50 B. 100 C. 200 D. 1000 E. 2000 OA C Positive integer y is 50 percent of 50 percent of positive integer x We can write: y = (50/100)(50/100)(x) Simplify: y...
- by [email protected]
Tue Apr 26, 2022 7:31 am- Forum: Problem Solving
- Topic: Positive integer y is 50 percent of 50 percent of positive integer x, and y of x equals 100...
- Replies: 2
- Views: 534