Find the Constant of Proportionality from a Table

The table shows how much a store charges for a certain number of bananas. Which equation could be used to find cost, c, of any number of bananas, b?

• c = $0.09b

• c = $0.19b

• c = $0.38b

• c = $0.57b

Using the data from the table, which equation represents the relationship between x and y values?

• y = 33 + x

• y = 24 + x

• y = 12x

• y = -12x

Use the table to write an equation that relates lunch cost L and number of riders n.

• L = $0.50n

• L = $4.00n

• L = $6.00n

• L = $8.00n

Albert wants to buy some pens. He compares 4 different packs of pens. Which two packs of pens have the same cost per pen?

• Packs 1 and 2

• Packs 1 and 3

• Packs 2 and 4

• Packs 1 and 4

The chart displays the distance over time ran by Juan who is running at a constant speed. How many miles will Juan run per hour?

• 12 miles
  

• 3 miles
  

• 6.5 miles
  

• 0.08 miles
  

What is the constant of proportionality?

• $3

• $4

• $2

• $9

Is the given table a proportional relationship? If so, what is the constant of proportionality?

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

What is the constant of proportionality for this table?

• 1

• 6

• 3

• 12

Use yoga classes as your x and cost as your y. Which equation represents this table?

• y=30x

• y=2x

• y=15x

• y=6x

Which of the following equations represent this table?

• y= 2x

• y=1/2x

• y=5x