California has a population of approximately 3.9x10^7 people while Wyoming has a population of approximately 5.8x10^5 people. How many more people live in California than Wyoming?

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

Triangle xyz has vertices x(1,3), y(0,0)

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x