Mathematics Topics
School level (Class 6–12) — Mathematics
Choose question count and time — session stays in your browser only.
filter_alt Topics
Relations & Functions
Calculus
Vectors
Linear Programming
Probability
quiz Questions
Q221
A bag has 6 red and 3 blue balls. One ball is drawn at random. Probability of red?
3/9
1/9
6/9
1/2
Explanation
P(red) = favourable/total = 6/9.
Q222
A bag has 4 red and 3 blue balls. One ball is drawn at random. Probability of red?
1/7
3/7
1/2
4/7
Explanation
P(red) = favourable/total = 4/7.
Q223
Probability — A bag has 6 red and 3 blue balls. One ball is drawn at random. Probability of red?
1/2
3/9
6/9
1/9
Explanation
P(red) = favourable/total = 6/9.
Q224
A bag has 4 red and 4 blue balls. One ball is drawn at random. Probability of red?
1/8
1/2
347
4/8
Explanation
P(red) = favourable/total = 4/8.
Q225
A bag has 2 red and 3 blue balls. One ball is drawn at random. Probability of red?
1/2
3/5
2/5
1/5
Explanation
P(red) = favourable/total = 2/5.
Q226
A bag has 6 red and 4 blue balls. One ball is drawn at random. Probability of red?
1/2
6/10
4/10
1/10
Explanation
P(red) = favourable/total = 6/10.
Q227
Probability (Set 27) — A bag has 5 red and 3 blue balls. One ball is drawn at random. Probability of red?
1/8
5/8
1/2
3/8
Explanation
P(red) = favourable/total = 5/8.
Q228
Probability — A bag has 2 red and 3 blue balls. One ball is drawn at random. Probability of red?
2/5
1/2
3/5
1/5
Explanation
P(red) = favourable/total = 2/5.
Q229
Probability — A bag has 6 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/12
1/2
230
6/12
Explanation
P(red) = favourable/total = 6/12.
Q230
Probability (Set 30) — A bag has 2 red and 3 blue balls. One ball is drawn at random. Probability of red?
2/5
1/2
1/5
3/5
Explanation
P(red) = favourable/total = 2/5.