Exploring Proportional Relationships

What is the unit rate of roses if 12 roses cost $18?

• $1.50 per rose

• $2.00 per rose

• $1.00 per rose

• $2.50 per rose

What does the constant of proportionality represent in the context of buying roses?

• The total cost of roses

• The cost per rose

• The number of roses bought

• The discount on bulk purchases

How do you calculate the cost for 4 roses at $1.50 each?

• Multiply 4 by $1.50

• Divide 4 by $1.50

• Add $1.50 to 4

• Subtract $1.50 from 4

How do you determine if a relationship is proportional from a table?

• By multiplying all x values by a constant

• By ensuring each ratio of y over x is constant

• By checking if there's a zero at the start

• By finding the sum of all values

What characteristic defines a proportional relationship?

• A straight line on a graph

• A constant rate of change

• An initial fee or cost

• Varying rates of change

Which fitness center plan is a proportional relationship?

• Fitness Fund

• Sports Extreme

• Both are proportional

• Neither are proportional

What makes Allison's fitness plan proportional?

• The constant rate of $60 per month

• The discounts offered

• The $100 signup fee

• The varying monthly cost

Why is Francis's fitness plan not considered proportional?

• Because it is cheaper in the long run

• Due to the $100 signup fee

• Because of the constant monthly fee

• Because it offers more services

Is renting a moving truck for $100 plus $0.20 per mile a proportional relationship?

• Yes, because of the per mile charge

• No, due to the initial fee

• Yes, because of the initial fee

• No, because the per mile charge varies

What is the unit rate of the family's road trip if they drove 260 miles in 4 hours?

• 65 miles per hour

• 55 miles per hour

• 60 miles per hour

• 70 miles per hour