2 Same bouseholds in a locality are sorted according to their electricity usage in the table below. 12 No. of households 10 (a) If the housenold using the least unit or electricity is numbered as one and the second least as two and so on what is assumed to be usage of electricity of the 21st household. (b) Calculate the median usage of electricity 150 - 180 140-160 120 - 140 100 * 120 80 - 100 Usage of electricity (Unit)
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Ali age is five years will be 12.find his present age.
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