water in the tank was measured three times after it started to leak. The table

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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A water tank is leaking. The amount of water in the tank was measured three times after it started to
leak. The table shows the measurements.

Time (t in minutes) 2 4 9 10 15 20
Amount of water (w in gallons) 1900 1800 1500 1430 1045 588

A. Graph the information given in the table. Be sure to label your axes.
B. Based on the graph, what model would you choose to fit this data? Explain.
C. Using your graph, estimate the amount of water left in the tank after 3 minutes.
D. If this pattern were to continue, estimate when the tank will be empty.

 

 

 

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