Question

A bag contains 7 red balls and 5 black balls. The probability of picking a red ball randomly is

Answer 1

Answer:

Sample space =7+5 = 12

 therefore,

The probability of getting a red ball in random =   no of red balls in the bag

                                                                                  --------------------------------------

                                                                                       total  no of balls

                                                                              =  7/12

                             THIS IS THE CORRECT ANSWER.