What temprature is 6 degrees less than -2 degrees celcuis

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.