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Q:

The average income of 40 persons is 4200 and that of another 35 persons is 4000. The average income of the whole group is :

  • 1
    $$ ₹ 4100{2\over3}$$
  • 2
    $$ ₹ 4108{1\over3}$$
  • 3
    ₹ 4100
  • 4
    $$ ₹ 4106{1\over3}$$
  • उत्तर देखें
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Answer : 1. "$$ ₹ 4100{2\over3}$$"
Explanation :

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