If the central angle measures 123 degrees , and the radius of the roundabout is 50 meters, how many meters must Jamie sprint to reach Shelly?

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.

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1