Question

A box has 100 red balls, 50 blue balls and 50 black balls. 50% of the blue balls and 25% of the red balls were taken out of the box. Now if one ball is picked . What is the probability of picking a black ball ? Select one: a. 2/5 b. 1/4 c. 1/2 d. 1/3

Answer 1

Answer:

Step-by-step explanation:

50%of blue ball is equal to 25 balls

And 25% of red ball is equal to 25

Therefore total balls 25 +25+50=100

P(black ball)= 50/100=1/2

Answer 2

Please see the attachment