Question
PSLE
The graph shows the number of mobile phones sold from June to October. The number of mobile phones sold in July is equal to the average number of mobile phones sold from June, August, September and October. Find the number of mobile phones sold in July.

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PSLE
The graph shows the number of mobile phones sold from June to October. The number of mobile phones sold in July is equal to the average number of mobile phones sold from June, August, September and October. Find the number of mobile phones sold in July.