Question

Rekha has 10 red bangles, 20 blue bangles and 10 orange bangles in a box.In complete darkness, and without looking, what is the minimum number of bangles must she take out fromthe box in order to be sure to get two of the same colour?​

Answer 1

Answer:

1/80.....:..

........

Answer 2

Answer:

total number of bangles = 40

so , probability of getting red= 1/4

probability of getting blue=1/2

probability of getting=1/4

if she takes out 6 bangles than its nearly sure to get blue bangle

Step-by-step explanation: