Ivy takes a ride on a Ferris wheel. When Ivy is at the top of the Ferris wheel, she is at a height of 23 meters, and when she is at the bottom of the Ferris wheel, she is at a height of 1 meter. It takes Ivy 80 seconds to
make one trip around the Ferris wheel.
Which of the following graphs could model the situation ift stands for time, in seconds, and h stands for
Ivy's height, in meters?

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3