Question

A box contains 5 red, 6 green, 7 blue and 2 yellow coloured pencils.
Jenny picks one out of the box
a) What is the probability that it is a green pencil
b) She does NOT replace the pencil, but draws another one
What is the probability that this is a blue pencil

Answer 1

Answer:

a. p(getting green pencil) = 6 / 20 = 3/10

b. p(getting blue pencil) = 7/20