Aroad is 4/7 of a mile long. a crew needs to repave 3/7 of it. how long is the section that needs to be repaved?

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

Evaluate the following expression 1/3^2

John checked his watch and said that it is thursday, 7 am. what will the day and time be 2006 hours plzzz i will give you 100 points