You need to borrow money for gas, so you ask your mother and your sister. You can only borrow money from one of them. Before giving you money, they each say they will make you play a game. Your sister says she wants you to flip a fair coin. She will give you $⁢9 for heads and $⁢21 for tails. Your mother says she wants you to roll a six-sided die. She will give you $⁢5 times the number that appears on the die. Determine the expected value of each game and decide which offer you should take.

You need to borrow money for gas, so you ask your mother and your sister. You can only borrow money from one of them. Before giving you money, they each say they will make you play a game. Your sister says she wants you to flip a fair coin. She will give you $⁢9 for heads and $⁢21 for tails. Your mother says she wants you to roll a six-sided die. She will give you $⁢5 times the number that appears on the die. Determine the expected value of each game and decide which offer you should take.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter9: Quadratic Functions And Equations

Section9.4: Solving Quadratic Equations By Factoring

Problem 49PPS

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