Question

There are 5 balls in a bag.

One of the balls is red and the rest are blue.
Lisa puts her hand into the bag and picks out one ball.
What is the probability the ball is blue?
Give your answer as a fraction

Answer 1

as a ratio is would be 1:5 so I think it would be I/5 but I'm not sure I'm sorry If you get it wrong

Answer 2

• A. 4/5

Explanation:

• Total number of balls is 5.
• Number of blue balls is 5 - 1 = 4.

Probability of picking a blue ball is:

• P(blue) = Number of blue / Total number = 4/5

Correct choice is A