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Average income of 50 families is …

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Average income of 50 families is Rs.3000 of thesw average income of 12 families is Rs.1800. Find out the average income of the remaining families
  • 1 answers

Sonali Aggarwal 7 years, 2 months ago

Total income of 50 families = 50*3000=150000

Total income of 12 families =12*1800=21600

Remaining income =150000- 21600=128400

Average income of 38 families =128400/38=3378.9

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