Number 5 thank you. Apply Potya's 4 step strategy to the following problems:3. A true-false quiz contains five questions. In how many ways can astudent answer the questions if the student answers two of thequestions with “false" and the other three with "true"?4. If six people greet each other at a meeting by shaking hands withone another, how many handshakes will take place?5. Melody picks a number. She doubles the number, squares theresult, divides the square by 3, subtracts 30 from the quotient, andgets 18. What are the possible numbers that Melody could havepicked? What operation does Melody perform that prevents usfrom knowing with 100% certainty which number she picked?

This is a word problem where i used Poyla's 4 step problem solving method to solve it.

Answered: 5. Melody picks a number. She doubles…

Linear Algebra: A Modern Introduction

4th Edition

ISBN:9781285463247

Author:David Poole

Publisher:David Poole

Chapter2: Systems Of Linear Equations

Section2.4: Applications

Problem 26EQ

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Similar questions

A commuter must travel from Ajax to Barrie and back every day. Four roads join the two cities. The commuter likes to vary the trip as much as posible, so she alwaysleaves and returns by different roads. In how many different ways can she make the round-trip?
Over the past year, John has purchased 30 books. In how many ways can he pick four of these books and arrange them, in order, on his nightstand bookshelf? In how many ways can he choose four of these books to take with him on his vacation at the shore?
Over the past year, John has purchased 30 books. a In how many ways can he pick four of these books and arrange them, in order, on his nightstand bookshelf? b In how many ways can he choose four of these books to take with him on his vacation at the shore?
Last year, at Haven's Pond Car Dealership, for a particular model of BMW, Jeep, and Toyota, one could purchase all three cars for a total of $140,000. This year, due to inflation, the same cars would cost $151,830. The cost of the BMW increased by 8%, the Jeep by 5%, and the Toyota by 12%. If the price of last year's Jeep was $7,000 less than the price of last year's BMW, what was the price of each of the three cars last year?
Alice and Bill have four grandchild, and they have three framed pictures of each grandchild. They wish to choose one picture of each grandchild to display on the piano in their living room, arranged from oldest to youngest. In how many ways can they do this?
A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in the front and 3 in the back a. How many arrangements are possible with no restrictions? b. How many arrangements are possible if the parents must sit in the front? C. How many arrangements are possible if the parents must be next to each other?
On a 40-question final exam in history the problems are split between true/false questions and multiple-choice problems in the ratio of 3 to 5. Find the number of each type of problem.

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