The nine cats in a pet store were weighed. their weights (in pounds) are given below.
1, 7, 9, 2, 9, 8, 9, 7 ,9
find the range and the mode for the data.

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

Tom drove 206 miles in 3.9 hours. estimate his average speed.

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?