+2 votes
168 views
in Mathematics by (128k points)
A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball is double that of a red ball, determine the number of blue balls in the bag.

1 Answer

+2 votes
by (13.5k points)
 
Best answer

Solution: Let us assume number of blue balls = x

Then, total number of balls = x + 5

Then;

Number of blue balls = 10

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...