A store sells a 9-ounce jar of mustard for $1.54 and a 15-ounce jar for $2.55. Is the cost of the mustard proportional to the number of ounces for each jar? Explain.

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Mathematics

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15 April, 14:03

A store sells a 9-ounce jar of mustard for $1.54 and a 15-ounce jar for $2.55. Is the cost of the mustard proportional to the number of ounces for each jar? Explain.

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Reggie · Answer 1

A store sells a 9-ounce jar of mustard for $1.54. 1.54:9 = $0.171

a 15-ounce jar for $2.55. 2.55 : 15 = 0.17

I'd say they are proportional

Is the cost of the mustard proportional to the number of ounces for each jar? Explain.