Elementary Mathematics Topics
School level (Class 6–12) — Elementary Mathematics
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filter_alt Topics
Number Systems
Algebra Basics
Mensuration
Statistics Intro
Trigonometry Basics
quiz Questions
Q151
A bag has 3 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/9
3/9
6/9
1/2
Explanation
P(red) = favourable/total = 3/9.
Q152
A bag has 2 red and 3 blue balls. One ball is drawn at random. Probability of red?
3/5
1/2
2/5
1/5
Explanation
P(red) = favourable/total = 2/5.
Q153
A bag has 6 red and 3 blue balls. One ball is drawn at random. Probability of red?
1/9
3/9
6/9
1/2
Explanation
P(red) = favourable/total = 6/9.
Q154
A bag has 5 red and 5 blue balls. One ball is drawn at random. Probability of red?
562
1/2
1/10
5/10
Explanation
P(red) = favourable/total = 5/10.
Q155
A bag has 4 red and 4 blue balls. One ball is drawn at random. Probability of red?
996
4/8
1/2
1/8
Explanation
P(red) = favourable/total = 4/8.
Q156
A bag has 2 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/2
2/8
6/8
1/8
Explanation
P(red) = favourable/total = 2/8.
Q157
A bag has 3 red and 4 blue balls. One ball is drawn at random. Probability of red?
1/7
1/2
3/7
4/7
Explanation
P(red) = favourable/total = 3/7.
Q158
Statistics Intro — A bag has 6 red and 3 blue balls. One ball is drawn at random. Probability of red?
3/9
1/9
1/2
6/9
Explanation
P(red) = favourable/total = 6/9.
Q159
A bag has 4 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/2
4/10
1/10
6/10
Explanation
P(red) = favourable/total = 4/10.
Q160
A bag has 6 red and 5 blue balls. One ball is drawn at random. Probability of red?
6/11
5/11
1/2
1/11
Explanation
P(red) = favourable/total = 6/11.