What are the coordinates of the point?

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.