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Calculate the mean farm size of cultivating households in a village for the following data by direct method and shortcut method:
Farm size: 64, 63, 62, 61, 60, 59
No. of cultivating households: 8, 18, 12, 9, 7
A) Direct method: 62, Shortcut method: 61.8
B) Direct method: 61.8, Shortcut method: 62
C) Direct method: 62, Shortcut method: 61.6
D) Direct method: 61.6, Shortcut method: 62

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