At the beginning of winter the homeowner assumes that the probability of the total price of his bill for three winter months will be less than 380 EUR is 0.4. He also assumes that the probability that the total price of the bill is less than 460 EUR is 0.6. a) What is the probability that the bill is between 380 EUR and 460 EUR? b) What can be said about the probability that the total bill will be less than 400 EUR? c) Graph the distribution of that type.