Question

maths art integrated project on Nagaland and Manipur's land, population and vegetation for class 10with diagram or graphs means in creative way​

Answer 1

Answer:

A bag contains blue and red balls only. .....Let it be b and r

If one ball is drawn, the probability of selecting a blue ball is 1/2.......

So, or

If two balls are drawn randomly without replacement, the probability of selecting a blue and then a red ball is 5/18.......

So,

Two balls are drawn randomly without replacement, what is the probability of drawing a red ball, given that the first ball drawn was blue?

We are looking for probability of picking one red ball from a pool of 5 red and 4 blue balls =>