Population density is the number of people per unit of area. The population destiny up a certain religion is 69 people pair a square kilometer. If the religion cover 23 square kilometers, what is the population of the region?

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

43lbs of tomatos cost $387. how much would 41lbs cost

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?