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What is the first step in the birthday number trick?

• Subtract 3 from the month number

• Add 7 to the month number

• Multiply the month number by 5

• Multiply the day number by 5

In the market stall analogy, what does the fruit represent?

• A geometric shape

• A prime number

• A constant number

• A variable in algebra

What is the result when you double a number and then halve it?

• Twice the original number

• Zero

• The original number

• Half the original number

What is always true about the mean and median of three consecutive numbers?

• The mean is always greater

• They are always equal

• The median is always greater

• They are always different

How is the number of seats needed in the coffee shop calculated?

• By adding drinking time to paying time

• By subtracting paying time from drinking time

• By multiplying drinking time by paying time

• By dividing drinking time by paying time

What happens to the number of seats if the paying time is reduced?

• The number of seats becomes zero

• The number of seats remains the same

• The number of seats increases

• The number of seats decreases

What is the purpose of multiplying the month number by 100 in the birthday trick?

• To make the calculation easier

• To place the month in the hundreds column

• To make the number larger

• To confuse the students

What does the variable 'N' represent in the algebraic expressions?

• A geometric shape

• A constant value

• Any number

• A specific number

How can algebra be used to prove the birthday trick?

• By asking a friend

• By guessing the numbers

• By using a calculator

• By creating an algebraic expression

What is the final step in the birthday trick calculation?

• Divide by 2

• Multiply by 10

• Subtract the month number

• Add the day number