In cleaning out your old exactly 11¢ of postage? Can you make exactly 19¢ of po
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Question
Transcribed Image Text:In cleaning out your old desk, you find a whole bunch of 3¢ and 7¢ stamps. Can you
exactly 11¢ of postage? Can you make exactly 19¢ of postage? What is the largest am
of postage you cannot make?
eware of Patterns!
9
ST
M
Find the largest eight-digit number made up of the digits 1, 1, 2, 2, 3, 3, 4, and 4 sucl
the 1's are separated by one digit, the 2's are separated by two digits, the 3's by three
digits, and the 4's by four digits.
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Problem 15
JA
Problem 16
17
&
Next: Careful Use of L
Expert Solution
Step 1
Multiples of 3 are 3,6,9,12,15...
Multiples of 7 are 7,14,21,28,35,...
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