A 60% more efficient than b if it takes 15 days to complete the work then av together complete the work in how many days
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Answer:
9 3/13
Step-by-step explanation:
efficiency ratio of A & B
= 160% : 100% = 8 : 5
Total work = 8 × 15 = 120 units
together = 120/13 = 9 3/13 days
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