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The average of nine numbers is 50. The average of first five numbers is 54 and that of last three numbers is 52, then...
Solution
Given average of nine numbers = 50
⇒ Sum of nine numbers = 50 × 9 = 450
Given the average of first five numbers = 54
⇒ Sum of first five...
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Study the passage carefully and answer the following questions. Global warming is a very serious issue that is concerning every rational being on earth. Changes in rainfall and plant distribution as a result of global warming affect the migratory routes, feeding behaviour and mating habits of many birds. The rise in temperature might also lead to a change in ocean currents which might change their direction….
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