# math

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what is the average weekly food expense of the johnson family during a 4-week period in which they spent \$72.84, \$61.20, \$75.48, and \$68.76 for their weekly grocery shopping?

• math -

To find an average get a total of the entries and divide by the number of entries.

In this problem get a total of the expenses for the 4 weeks. Then, take that total and divide by 4 to get the average.

Hope that helps!
JJ

• math -

thank you !!!

• math -

69.57

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