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The average of 10 numbers is 23. If each number is increased by 4, what will the new average?
  1. 22
  2. 27
  3. 25
  4. 29
Explanation

Sum of the 10 numbers = 230

If each number is increased by 4, the total increase =

4 * 10 = 40

The new sum = 230 + 40 = 270 The new average = 270/10 = 27

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