A glass jar contains 6 red, 5 green, 4 blue and 5 yellow marbles of the same size. Hari takes out a marble from the jar at random. What is the probability that the chosen marble is of red colour?
(a) 7/10
(b) 3/10
(c) 4/5
(d) 2/5
Solution:
Given 6 red, 5 green, 4 blue and 5 yellow marbles of same size
A marble is taken out from the jar
There are total 20 marbles in the jar
The probability of getting a red marble is 6/20 = 3/10
✦ Try This: A glass jar contains 2 red, 4 green, 4 blue and 5 yellow marbles of the same size.Hari takes out a marble from the jar at random. What is the probability that the chosen marble is of red colour (a) 7/10, (b) 3/10, (c) 4/5, (d) 2/15
Given 2 red, 4 green, 4 blue and 5 yellow marbles of same size
A marble is taken out from the jar
There are total 15 marbles in the jar
The probability of getting a red marble is 2/15
☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 5
NCERT Exemplar Class 8 Maths Chapter 2 Problem 32
A glass jar contains 6 red, 5 green, 4 blue and 5 yellow marbles of the same size. Hari takes out a marble from the jar at random. What is the probability that the chosen marble is of red colour (a) 7/10, (b) 3/10, (c) 4/5, (d) 2/5
Summary:
A glass jar contains 6 red, 5 green, 4 blue and 5 yellow marbles of the same size. Hari takes out a marble from the jar at random.The probability of getting a red marble is 6/20 = 3/10
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