A person can memorize at most 40 two-digit numbers. If that person can memorize 15 numbers in the first 20 minutes, find a formula for the number that can be memorized in t minutes. Use your answer to estimate how long the person will take to memorize 30 numbers.
A person can memorize at most 40 two-digit numbers. If that person can memorize 15 numbers in the first 20 minutes, find a formula for the number that can be memorized in t minutes. Use your answer to estimate how long the person will take to memorize 30 numbers.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.7: Problem Solving: Consecutive Integers
Problem 14OE
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1. A person can memorize at most 40 two-digit numbers. If
that person can memorize 15 numbers in the first 20 minutes, find a formula for
the number that can be memorized in t minutes. Use your answer to estimate
how long the person will take to memorize 30 numbers.
2. One person at an airport starts a rumor that a plane has been hijacked, and within 10 minutes 200 people have heard the rumor. If there are 800 people in the airport, find a formula for the number who have heard the
rumor within t minutes. Use your answer to estimate how many will have heard the rumor within 15 minutes.
Please provide a comprehensive explanation for getting the results for above problems..
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