Laboratory tests show that the lives of light bulbs are normally distributed with a mean of 750 hours and a standard deviation of 75 hours. Find the probability that a randomly selected light bulb will last between 900 and 975 hours

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

If a suspect is in possession of 20 grams of cocaine how many ounces does he possess what will the charge be