The average of 30 results is 20 and the average of other 20 results is 30. What is the average of all the results? - Study24x7
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3631 followers study24x7 03 Nov 2020 11:11 AM study24x7 study24x7

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

A

24

B

48

C

25

D

50

SSC Banking Railways
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