An urn contains 6 white , 4 red and 9 black balls two balls are drawn at random find the probability that….. i) Both balls are white. ii) Both balls are red.
Attachments:
Answers
Answered by
1
you have done a mistake in n(a) calculating
n(a) is not 20 by your calculation it is 15
then only problem is right
please check it
n(a) is not 20 by your calculation it is 15
then only problem is right
please check it
Akshay2345:
how
Similar questions