The depth of the Siberian Shelf in the ArcticOcean varies from 20 m to 550 m. Use a ninteger to describe the range of its depth.

If f(x) = 3-2x and g(x) =1/x+5 to what is the value (f/g)(8)

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

What is the missing constant term in the perfect square that starts with x^2 -20x