Question

The average of 30 results is 20 and the average of other 20 results is 30. What is the average of all the results ?
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Answer 1

Answer:

average of 30 results = 20. average of other 20 results=30. sum of other 20 results=20*30=600.

Answer 2

Answer:

24

Step-by-step explanation:

its easy no need steps