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Mathematics 7 Online
OpenStudy (anonymous):

Farley bought $5 worth of school supplies plus pencils at $0.40 per pencil. What is the rate of change in this sentence? A. $5 B. $0.40 per pencil C. 12.5 D. 2

OpenStudy (unklerhaukus):

the rate of change is like the slope between the variables

OpenStudy (anonymous):

ok

OpenStudy (unklerhaukus):

one variable is the money , can you tell me what the other variable might be?

OpenStudy (anonymous):

the pencils

OpenStudy (unklerhaukus):

correct

OpenStudy (anonymous):

awesome

OpenStudy (unklerhaukus):

so at what rate is money and pencils exchanged ?

OpenStudy (anonymous):

b

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