A boy scout troop is selling Christmas trees at a local tree lot. In the morning, they sold 10 Douglas Fir trees and 17 Noble Fir trees, earning a total of $1,782. In the afternoon, they sold 3 Douglas Fir trees and 17 Noble Fir trees, earning a total of $1,439. How much does each type of tree cost?

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

Will give brainliest for correct answer 8. use the distance time graph to answer these questions: a. what does the graph tell us about the velocity of the car? b. what is the average velocity of the car? (show work) c. is the velocity reflected in the graph positive or negative?d. is there any point on the graph where the car is not moving? how do we know?