Question

There are 7 pens in a bag. Four of the pens are blue and the other 3 are red. What's the probability of pulling out a red

pen? Write your answer as a fraction.

Answer 1

3/7

Explanation:

Total pens = 7

Blue pens = 4

Red pens = 3

probability of pulling out a red pen

= No of red pens / Total pens

= 3/7

Answer 2

3/7

Explanation:

P(red) = number of red pens / total number of pens

= 3/7