From the top of a roller coaster, 60 yards above the ground, a rider
looks down and sees the merry-go-round and
the Ferris wheel. If the angles of depression are
11° and 8° respectively, how far is the rider
from the merry-go-round? How far is the rider
from the Ferris wheel?

An appliance salesman sets a goal to sell an average of 6 appliances per day for the first two weeks of his new job. the dot plot shows the number he sold each day during the first 13 days. what is the minimum number of appliances he must sell on the 14th day in order to reach his goal? a) 5 b) 6 c) 7 d) 8

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4