A glass jar contains 6 red, 5 green, 4 blue and 5 yellow marbles of 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
Answers
Answered by
23
total no of marbles = 6 +5+4+5 =20
no of red marbles = 6
probability of choosing red marble = 6/20 =3/10
ans= 3/10
no of red marbles = 6
probability of choosing red marble = 6/20 =3/10
ans= 3/10
Answered by
37
red marbles = 6
green marbles = 5
blue marbles = 4
yellow marbles = 5
total no. of marbles = 6+5+4+5 = 20
Hari took 6 red marbles from jar
probability = 6/20
if we reduce this 3/10
Therefore the probability he took is 3/10
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green marbles = 5
blue marbles = 4
yellow marbles = 5
total no. of marbles = 6+5+4+5 = 20
Hari took 6 red marbles from jar
probability = 6/20
if we reduce this 3/10
Therefore the probability he took is 3/10
[[[[hope it helps you]]]]
please press thanks and vote
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