Help help due in today

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

What is the difference between the predicted value and the actual value

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days