Arithmetic
Practice Questions
GMAT Quantitative Reasoning › Arithmetic
Bronson has a box of 16 markers. The markers are green, red and yellow.
I) The number of green markers is twice the number of red markers
II) There are 4 yellow markers
What are the odds of pulling a yellow marker followed by a green marker followed by a red marker? (Assume no replacement.)
What is the mean of 
Statement 1:
Statement 2:
When assigning a score for the term, a professor takes the mean of all of a student's test scores.
Joe is trying for a score of 90 for the term. He has one test left to take. What is the minimum that Joe can score and achieve his goal?
Statement 1: He has a median score of 85 so far.
Statement 2: He has a mean score of 87 so far.
What is the value of 
(1)
(2) The mode of the numbers in the list is 
On Monday, 40 people are asked to rate the quality of product A on a seven point scale (1=very poor, 2=poor.....6=very good, 7=excellent).
On Tuesday, a different group of 40 is asked to rate the quality of product B using the same seven point scale.
The results for product A:
7 votes for category 1 (very poor);
8 votes for category 2;
10 votes for 3;
6 vote for 4;
4 votes for 5;
3 votes for 6;
2 votes for 7;
The results for product B:
2 votes for category 1 (very poor);
3 votes for category 2;
4 votes for 3;
6 vote for 4;
10 votes for 5;
8 votes for 6;
7 votes for 7;
It appears that B is the superior product.
Which one of the following statements is true?
What is the value of
(1)
(2) The mode of the numbers in the list is
Bronson has a box of 16 markers. The markers are green, red and yellow.
I) The number of green markers is twice the number of red markers
II) There are 4 yellow markers
What are the odds of pulling a yellow marker followed by a green marker followed by a red marker? (Assume no replacement.)
Some balls are placed in a large box; the balls include one ball marked "10", two balls marked "9", and so forth up to ten balls marked "1". A ball is drawn at random.
Statement 1: 
Statement 2:
On Monday, 40 people are asked to rate the quality of product A on a seven point scale (1=very poor, 2=poor.....6=very good, 7=excellent).
On Tuesday, a different group of 40 is asked to rate the quality of product B using the same seven point scale.
The results for product A:
7 votes for category 1 (very poor);
8 votes for category 2;
10 votes for 3;
6 vote for 4;
4 votes for 5;
3 votes for 6;
2 votes for 7;
The results for product B:
2 votes for category 1 (very poor);
3 votes for category 2;
4 votes for 3;
6 vote for 4;
10 votes for 5;
8 votes for 6;
7 votes for 7;
It appears that B is the superior product.
Which one of the following statements is true?
A bag contains red, yellow and green marbles. There are 
I) There are 
II) The number of yellow marbles is half of one less than the number of green marbles.
What are the odds of picking a red followed by a green followed by a yellow? Assume no replacement.