IXL | Ratios and rates: complete a table and make a graph

Bayside Bakery is known for its double-chip brownies. The brownies have 3 cups of chocolate chips for every 2 cups of peanut butter chips.

Complete the table.

Cups of chocolate chips	3	6	9	12
Cups of peanut butter chips	2

Graph the data from the table.

x-axis, Cups of chocolate chips, y-axis, Cups of peanut butter chips. Coordinate plane graph with 1 quadrants, x-axis coordinates from 0 to 30, y-axis coordinates from 0 to 10.

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Learn with an example

question

Every morning, Harry trains his dog, Ginger. They practice the "sit" command 6 times for every 4 times they practice the "down" command.

Complete the table.

"Sit" command	6	12	18	24
"Down" command	4

Graph the data from the table.

solution

Harry and Ginger practice the "sit" command 6 times for every 4 times they practice the "down" command. Write this as a ratio.

sit commands

down commands

Use this ratio to complete the table.

"Sit" command	6	12	18	24
"Down" command	4	?	?	?

To find how many "down" commands they practice with 12 "sit" commands, multiply the numerator and denominator of the ratio by the scale factor 2.

sit commands

down commands

sit commands

down commands

With 12 "sit"

commands,

they practice 8 "down"

commands.

To find how many "down" commands they practice with 18 "sit" commands, multiply the numerator and denominator of the ratio by the scale factor 3.

sit commands

down commands

sit commands

down commands

With 18 "sit"

commands,

they practice 12 "down"

commands.

To find how many "down" commands they practice with 24 "sit" commands, multiply the numerator and denominator of the ratio by the scale factor 4.

sit commands

down commands

sit commands

down commands

With 24 "sit"

commands,

they practice 16 "down"

commands.

Complete the table.

"Sit" command	6	12	18	24
"Down" command	4	8	12	16

Write the pairs of numbers in the table as

(

)

ordered pairs. Write the number of "sit" commands first and the number of "down" commands second.

(

)

(

)

(

)

(

)

Now graph the ordered pairs.

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Teacher tools

Work it out

Not feeling ready yet? These can help:

S.9Ratio tables

LL.5Graph points from a table

S.12Rates: word problems

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