Home › CAT › Quantitative Aptitude › Modern Mathematics › A bag has 4 red balls and 1 blue ball. Drawing a…
A bag has 4 red balls and 1 blue ball. Drawing a red ball and a blue ball are:
ABoth quite impossible
BBoth entirely certain
CNot equally likely
DPerfectly equally likely
Answer & Solution
Correct answer: C. Not equally likely
1. There are four reds against one blue.
2. A red is more likely.
3. So the two outcomes are not equally likely.
_Source: NCERT Class 10 Mathematics, Chapter 15, Probability._
Related questions
Signals using exactly 4 flags out of those 5 different flags number:Signals using exactly 3 flags out of 5 different flags number:Three digit even numbers from the digits 1 to 6, with repetition allowed, number:The number of ways to arrange all 5 different flags on a staff is:The relation linking arrangements and selections of r objects from n is nPr equals:Permutations of n objects where p are alike and the rest all differ number:The number of permutations of n different objects taken r at a time, with no repetition, iThe value of 6 factorial is: