Elementary Mathematics Topics
School level (Class 6–12) — Elementary Mathematics
Choose question count and time — session stays in your browser only.
filter_alt Topics
Number Systems
Algebra Basics
Mensuration
Statistics Intro
Trigonometry Basics
quiz Questions
Q161
A bag has 3 red and 2 blue balls. One ball is drawn at random. Probability of red?
2/5
3/5
1/2
1/5
Explanation
P(red) = favourable/total = 3/5.
Q162
A bag has 4 red and 2 blue balls. One ball is drawn at random. Probability of red?
4/6
2/6
1/6
1/2
Explanation
P(red) = favourable/total = 4/6.
Q163
A bag has 5 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/11
5/11
1/2
6/11
Explanation
P(red) = favourable/total = 5/11.
Q164
A bag has 6 red and 2 blue balls. One ball is drawn at random. Probability of red?
1/2
6/8
1/8
2/8
Explanation
P(red) = favourable/total = 6/8.
Q165
A bag has 5 red and 3 blue balls. One ball is drawn at random. Probability of red?
3/8
1/8
1/2
5/8
Explanation
P(red) = favourable/total = 5/8.
Q166
A bag has 4 red and 3 blue balls. One ball is drawn at random. Probability of red?
3/7
1/2
4/7
1/7
Explanation
P(red) = favourable/total = 4/7.
Q167
A bag has 6 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/12
1/2
675
6/12
Explanation
P(red) = favourable/total = 6/12.
Q168
Statistics Intro — A bag has 5 red and 6 blue balls. One ball is drawn at random. Probability of red?
1/2
1/11
6/11
5/11
Explanation
P(red) = favourable/total = 5/11.
Q169
Statistics Intro — A bag has 3 red and 2 blue balls. One ball is drawn at random. Probability of red?
3/5
2/5
1/5
1/2
Explanation
P(red) = favourable/total = 3/5.
Q170
Statistics Intro — A bag has 6 red and 2 blue balls. One ball is drawn at random. Probability of red?
2/8
1/2
6/8
1/8
Explanation
P(red) = favourable/total = 6/8.