What is the maximum number of rectangular blocks measuring 2 by 3 by 4 that can fit into a box measuring 12 by 21 by 40?

What is the standard form of -5x^2+2x^4-11+x^3+3x

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

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