(b) in a community of 1000 people, what is the annual) probability of births? What is the probability of deaths? What is the probability of 18 births? 18 deaths? (Round your answers to four decimal places.)

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.