Mathematics Topics
School level (Class 6–12) — Mathematics
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Relations & Functions
Calculus
Vectors
Linear Programming
Probability
quiz Questions
Q201
A bag has 5 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/11
5/11
6/11
1/2
Explanation
P(red) = favourable/total = 5/11.
Q202
A bag has 5 red and 5 blue balls. One ball is drawn at random. Probability of red?
1/10
211
1/2
5/10
Explanation
P(red) = favourable/total = 5/10.
Q203
A bag has 2 red and 5 blue balls. One ball is drawn at random. Probability of red?
1/2
2/7
5/7
1/7
Explanation
P(red) = favourable/total = 2/7.
Q204
Probability — A bag has 5 red and 6 blue balls. One ball is drawn at random. Probability of red?
6/11
5/11
1/2
1/11
Explanation
P(red) = favourable/total = 5/11.
Q205
A bag has 3 red and 5 blue balls. One ball is drawn at random. Probability of red?
5/8
1/2
3/8
1/8
Explanation
P(red) = favourable/total = 3/8.
Q206
Probability (Set 6) — A bag has 5 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/11
1/2
5/11
6/11
Explanation
P(red) = favourable/total = 5/11.
Q207
Probability — A bag has 2 red and 5 blue balls. One ball is drawn at random. Probability of red?
5/7
2/7
1/2
1/7
Explanation
P(red) = favourable/total = 2/7.
Q208
Probability (Set 8) — A bag has 2 red and 5 blue balls. One ball is drawn at random. Probability of red?
1/2
1/7
2/7
5/7
Explanation
P(red) = favourable/total = 2/7.
Q209
A bag has 5 red and 2 blue balls. One ball is drawn at random. Probability of red?
2/7
1/2
5/7
1/7
Explanation
P(red) = favourable/total = 5/7.
Q210
A bag has 5 red and 4 blue balls. One ball is drawn at random. Probability of red?
5/9
1/9
4/9
1/2
Explanation
P(red) = favourable/total = 5/9.