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Aim # 11: How Do We Solve “Coin” and “Ticket” Problems? 1

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ZoombasAnkas 4

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ZoombasAnkas 5

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ZoombasAnkas 6

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Zoombas Ankas 7

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ZoombasAnkas 8

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Zoombas Ankas 9 A 8 −A Total # of Ankas + Total # of Zoombas = Total # of Coins

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Zoombas=$0.35 Ankas = $0.12 10

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Zoombas=$0.35Ankas = $0.12 11

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Zoombas=$0.35Ankas = $0.12 0.12(1) + 0.35(7)=2.57 12

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Zoombas=$0.35Ankas = $0.12 13

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Zoombas=$0.35Ankas = $0.12 0.12(2) + 0.35(6)=2.34 14

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Zoombas=$0.35Ankas = $0.12 0.12(3) + 0.35(5)= 2.11 15

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Zoombas=$0.35Ankas = $0.12 0.12(3) + 0.35(8 −3) = 2.11 16

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Zoombas=$0.35 Ankas = $0.12 Total $Value Of Ankas Total Amt in US $ A8 −A 17 0.12(A) + 0.35(8− A) = $ Total $Value Of Zoombas + =

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Ex # 1 Your uncle is jingling the coins in his pocket and asks you a riddle. “I have 30 coins in my pocket. They are pennies and quarters. The thirty coins add up to $ 4. 86. How many of each coin do I have? 21

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Ex # 2 In the game Monopoly, I own 7 more hotels than I own houses. My hotels cost me $450 each, and my houses cost me $160 each. If I spent a total of $5,590, how many hotels and how many houses did I purchase? 22

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Ex # 3 Three-hundred fifty adults and children attended the school play. The revenue from selling the tickets was $1,650. If adult’s tickets were $6 each, and children’s tickets were $3 each, how many adults and how many children attended the school play? 23

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Ex # 4 Your brother says he has $2.65 in his Spongebob Bank. You know he has only nickels and dimes in the bank, and he has a total of 33 coins. How many nickels and how many dimes are in your brother’s bank? 24

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Textbook: Problems p. 423, qq. 3, 4, 5 p. 434, qq. 7, 8 25

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