Solving Equations and Proportions

The video covers Unit 6, focusing on relationships between quantities. It includes activities on pricing theater popcorn, calculating insurance fees, and making toast, emphasizing proportional and non-proportional relationships. The video concludes with a review of homework questions, exploring problem-solving strategies.

If a 10-ounce bag of popcorn costs $6, what would be the cost of a 20-ounce bag if the pricing is proportional?

• $15

• $18

• $12

• $10

In the state park example, what is the base fee charged for a vehicle?

• $3

• $6

• $8

• $10

How much does each additional person cost in the state park fee example?

• $5

• $2

• $4

• $3

How long does it take to make 20 slices of toast using a toaster with four slots?

• 245 seconds

• 140 seconds

• 175 seconds

• 210 seconds

If you have 280 seconds, how many slices of toast can you make using the toaster?

• 36 slices

• 32 slices

• 28 slices

• 24 slices

What is the delivery fee for a pizza if each pizza costs $10 and the total cost for one pizza is $13?

• $4

• $3

• $2

• $1

If Tyler's circle has twice the diameter of Lyn's circle, how many times larger is the area of Tyler's circle compared to Lyn's?

• Five times

• Three times

• Four times

• Twice

Which strategy is best for solving the equation 2/3 + x = 4?

• Add 2/3

• Multiply by 3/2

• Add -2/3

• Multiply by 2/3

What operation would you use to solve for x in the equation 3x = 27?

• Multiplication

• Division

• Subtraction

• Addition

If a sandwich store charges $20 for three subs and $26 for four subs, what is the cost of one additional sub?

• $4

• $5

• $6

• $7