In a certain city the daily consumption of water (in millions of liters) is a random variable whose probability density is given by
![](https://test.transtutors.com/qimg/950681ca-ac8a-413b-89c2-8659051f465c.png)
What are the probabilities that on a given day
(a) the water consumption in this city is no more than 6 million liters;
(b) the water supply is inadequate if the daily capacity of this city is 9 million liters?