Question

Please help me with number 26

Answer 1

Answer:

Step-by-step explanation:

(b).

(i) The chance that first pen is black is 3/10

The chance that second pen is black is 2/9

The chance that both pens are black is 1/15

(ii)

The chance that first pen is black is 3/10

The chance that second pen is red is 7/9

The chance that Luis takes two different colored pens is 7/30

The chance that first pen is red is 7/10

The chance that second pen is black is 1/3

The chance that Luis takes two different colored pens is 7/30