Answer to Question #92524 in Math for Jethro

Question

QUESTION 9
There are 2 blue pens, denoted as b1 and b2, 3 red pens, r1, r2 and r3, and 2 green pens, g1 and g2, in a closed box. Suppose you draw two pens together without first looking at the pens.

9.1 What is the sample space, S, in this case? (Give it as a set.) (4)

9.2 Determine n (S). (1)

9.3 Write down, as a set, the event E ” drawing a red and a green pen”. (2)

9.4 Determine n (E). (1)

9.5 What is the probability that you will draw a red and a green pen together? (2)

Answer 1

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