At a glass vase factory, 2 out of the last 12 vases produced were chipped. Considering this
data, how many of the next 18 vases would you expect to be chipped?
Vases

3 vases chipped.

Step-by-step explanation:

Let's use a ratio:

chipped : all

     2      :   12

     1       :    6

     3      :    18

We can expect 3 out of 18 vases to be chipped.

part a: 1.08

part b: 27.59