Kayla made observations about the selling price of a new brand of coffee that sold in three different-sized bags. She recorded those observations in the following table:

a. Is the price proportional to the amount of coffee? Why or why not?
b. Use the relationship to predict the cost of a 20 oz. bag of coffee.

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Kayla made observations about the selling price of a new brand of coffee that sold in three differentsized bags She recorded those observations in the following class=

Respuesta :

Answer:

a. yes because all of them are equal to 20/7

b. the cost of a 20 oz. bag of coffee is 7$

Step-by-step explanation:

a.• 6/2.10=20/7

• 8/2.80=20/7

• 16/5.60

so all of them are proportional.

b. let x be the cost of a 20 oz. bag of coffee

[tex] \frac{20}{7} = \frac{20}{x} [/tex]

=>x=7