The census is a survey of the population that gathers various details about individuals, such as age. This survey observed that 155 out of every 200 people were 18 years old or older. Determine the probability of randomly selecting a person that was 18 years old or older.

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?

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Solve 3x-18=2y and 5x-6y=6 by elimination show work