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A box contains 1 blue ball, 1 green ball, 1 yellow ball, and 2 red balls.

A box contains 1 blue ball, 1 green ball, 1 yellow ball, and 2 red balls.
Three balls are randomly selected (one after the other) without replacement.
What is the probability that the 2nd ball is NOT red and the 3rd ball is yellow?

A) 1/30
B) 1/20
C) 1/10
D) 3/20
E) 1/5


If the remainder is 7 when positive integer

If the remainder is 7 when positive integer n is divided by 18, what is the remainder when n is divided by 6?

A. 0
B. 1
C. 2
D. 3
E. 4

by GMATStudyStudent

Thu Oct 01, 2020 9:54 am
Forum: Problem Solving
Topic: If the remainder is 7 when positive integer
Replies: 0
Views: 277

How many integers from 0 to 50

How many integers from 0 to 50, inclusive, have a remainder of 1 when divided by 3 ?

A. 15
B. 16
C. 17
D. 18
E. 19

by GMATStudyStudent

Thu Oct 01, 2020 9:53 am
Forum: Problem Solving
Topic: How many integers from 0 to 50
Replies: 1
Views: 303

If c is the smallest prime number

If c is the smallest prime number greater than 21 and d is the largest prime number less than 16, then cd =

A. 299
B. 323
C. 330
D. 345
E. 351

by GMATStudyStudent

Thu Oct 01, 2020 9:51 am
Forum: Problem Solving
Topic: If c is the smallest prime number
Replies: 0
Views: 250

Computer Games Plus needs

Computer Games Plus needs to get rid of its copies of an old computer game. If it lowers the cost of the old computer game by $5 dollars, it can increase sales of the old computer game by 10 units and still generate exactly $100 of revenue from the old game. How many units of the old computer game d...

by GMATStudyStudent

Thu Oct 01, 2020 9:46 am
Forum: Problem Solving
Topic: Computer Games Plus needs
Replies: 0
Views: 267