What is the length of the diagonal of a 11 cm by 16 cm rectangle?

What situation is an example of an observational study

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

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?