Labor Force Participation. The Government of Sri Lanka issues a report every year on the basis of its labor force survey. These surveys are available on their official Website statistics.gov.lk. According to their annual report of 2013, the unemployment rate has decreased because of increase in the labor force participation. The data for ‘Reason for being economically inactive’ is as given below in the table.
Reason Percentage of people Event Engaged in household work 48.0 A

Engaged in studies 20.5 B

Retired/Old age 20.7 C

Physical illness/Disabled 6.1 D

Other 4.7 E

Find the probability that, a randomly selected person in Sri Lanka is not a labour because

a. the person is engaged in household work.

b. the person is either old or disabled.

c. the person is engaged in studies.