Zoey's Piggy Bank Puzzle

The video tutorial presents a problem involving a piggy bank containing only nickels and quarters. The task is to determine the number of each coin type given the total amount of money and the total number of coins. The solution involves defining variables, formulating equations, and using substitution to solve the system of equations. The final solution is verified by checking the total number of coins and the total amount of money.

What was the total amount of money displayed on the piggy bank after Zoey deposited the coins?

• $2.50

• $2.00

• $3.00

• $1.50

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CCSS.2.OA.A.1

How many total coins were in the piggy bank after Zoey's deposit?

• 16

• 10

• 12

• 14

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CCSS.6.EE.B.6

What variable is used to represent the number of nickels?

• n

• q

• p

• r

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CCSS.4.MD.A.1

What is the value of a quarter in dollars?

• $0.50

• $0.25

• $0.05

• $0.10

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CCSS.8.EE.C.8C

Which method is used to solve the equations for nickels and quarters?

• Trial and Error

• Substitution

• Graphing

• Elimination

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CCSS.8.EE.C.8C

What is the equation derived from the total number of coins?

• n + q = 10

• n + q = 16

• n + q = 25

• n + q = 20

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CCSS.6.EE.B.7

What is the simplified equation for the number of nickels?

• n = 5

• n = 8

• n = 10

• n = 12

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CCSS.4.MD.A.2

How many nickels did Zoey put in the piggy bank?

• 5

• 8

• 12

• 10

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CCSS.4.MD.A.2

How many quarters did Zoey put in the piggy bank?

• 6

• 4

• 8

• 10

What is the total value of 6 quarters?

• $1.75

• $1.00

• $1.50

• $1.25