Solve Problems Involving Proportional Relationships

An assembly line worker at Rob's Bicycle factory adds a seat to a bicycle at a rate of 2 seats in 11 minutes. At this rate, how long will it take to add 16 seats AND 19 seats (2 answers needed)?

• 68 min and 104.5 min

• 88 min and 104.5 min

• 88 min and 150 min

• 68 min and 150 min

Is this table proportional?

• Yes

• No

Is the pair of ratios proportional?

• yes

• no

Is this pair of ratios proportional?

• yes

• no

Is the pair of ratios proportional?

• yes

• no

Is this pair of ratios proportional?

• yes

• no

Matthew paid $49.45 for five used video games of equal cost. The relationship between the number of video games and the total cost is proportional. What is the total cost for 11 used video games? 

Evaluate responses using AI:

OFF

Brooke bought 8 bottled teas for $13.52. Assume the relationship between the number of bottled teas and total cost, in dollars, is proportional. How much can Brooke expect to pay for 12 bottled teas?

Evaluate responses using AI:

OFF

The ratio of girls to boys in a school simplifies to 2:3. How many boys are there if there are 345 students in the school?

Evaluate responses using AI:

OFF

• y = 1/5x

• y = 5x

• y = 1/2x