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Start learning 50% faster. Sign in nowLet the total work = 12 units Efficiency of horse who can complete the work in 6 hours = 12/6 = 2 units/hour Efficiency of horse who can complete the work in 12 hours = 12/12 = 1 units/hour Therefore, time taken by both horses to complete the work together = 12/(2 + 1) = 4 hours Therefore, time taken by the elephant to complete the work = 4 hours
(A)The focus must be on the dynamics
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(D) thus move to the centre.
(B)The partners of cooperation for global trans...
In the following questions, two columns are given, Column 1 and Column 2. Each column contains 3 phrases. Match the phrases in Column 1 with the phra...
Match the phrases in Column 1 with the phrases in Column 2.