Proportions in Skateboarding Scenarios

Derek notices a direct proportion between the number of skateboard tricks he performs and the phone numbers he receives from girls. The video explains this phenomenon using a mathematical approach, showing that the ratio of tricks to phone numbers is 1:3. By setting up an equation, the video demonstrates how to calculate the number of tricks Derek performed to receive 81 phone numbers, concluding with a humorous note about the potential phone bill.

What phenomenon did Derek notice related to his skateboarding?

• A direct proportion between tricks and phone numbers

• A decrease in phone numbers with more tricks

• A decrease in skill with more practice

• An increase in audience size with more tricks

How many phone numbers did Derek receive after performing two tricks?

• Nine

• Six

• Three

• Twelve

What is the ratio of tricks to phone numbers that Derek observed?

• 1 to 2

• 2 to 3

• 1 to 3

• 3 to 1

What mathematical concept did Derek realize was at play?

• Multiplication

• Addition

• Proportion

• Subtraction

What humorous comment is made about the location of the skateboard park?

• It's in the middle of a desert

• It's in Madison Square Garden

• It's on a mountain top

• It's in a shopping mall

How can the ratio of 1 to 3 be expressed as a fraction?

• 1/2

• 1/3

• 2/3

• 3/1

What does the denominator in the fraction represent in Derek's scenario?

• Number of skateboards

• Number of tricks

• Number of phone numbers

• Number of spectators

What is the equation derived from the proportion problem?

• t + 3 = 81

• 3t = 81

• t - 3 = 81

• t / 3 = 81

What is the first step in solving the proportion problem?

• Multiply both sides by 3

• Divide both sides by 3

• Add 3 to both sides

• Subtract 3 from both sides

What does the variable 't' represent in the equation?

• Number of phone numbers

• Number of tricks

• Number of skateboards

• Number of spectators