The average of 30 numbers is 40 and that of the other 40 numbers is 30. The average of all the numbers is-
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Q:
The average of 30 numbers is 40 and that of the other 40 numbers is 30. The average of all the numbers is-
- 135false
- 234false
- 3$$34{2\over7}$$true
- 434.5false
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