At the Durban beachfront it rains on 20% of days and it is windy on 30% of days.

If rain and wind are independent, any particular day find the probability that:

4.2.1 it rains and is windy.

4.2.2 it does not rain and is not windy.

4.2.3 it rains or is windy.

4.2.4 it does not rain or is not windy.

4.3 Draw a Venn diagram to illustrate the data in question 4.2 above.