Nathan is 3 years older than Olivia. Determine the equation if n represents the age of Nathan and o represents the age of Olivia. A. n = o + 3
B. o = n + 3
C. n = 3o
D. o = 3n

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?