Question

1. A bag contains 72 coloured balloons in which
number of each colour of balloons are given in
the following table.
Colour Number of balloons
Red
12
Yellow
24
Green
20
Blue
16​

Answer 1

Solution :

$p(getting \: green \: balloon \: ) = \frac{20}{72} = \frac{5}{18}$

$p(red \: balloon) = \frac{12}{72} = \frac{1}{6}$

$p(yellow \: balloon \: ) = \frac{24}{72} = \frac{1}{3}$

$p(blue \: balloon \: ) = \frac{16}{72} = \frac{8}{36} = \frac{4}{18} = \frac{2}{9}$

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