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prakash joshi •
26 Jun 2021

Practice Problems on Average | Math Quiz

Practice Problems on Average | Math Quiz

To find an average of quantities of the same kind is to add all the items together and then divide the sum by the number of items.

1 of 3 〉 The average weight of A, B and C is  45 kg, that of A and B is 40 kg and B and C is 43 kg. What is the weight of B?
  • 17 kg
  • 26 kg
  • 20 kg
  • 31 kg
2 of 3 〉 The average of following 5 numbers is 8, find the missing number in 7, 5, 3,12,?.
  • 14
  • 13
  • 8
  • 12

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Mathematics

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