Question
Durgesh can complete a task alone in 21 days. If Vikash works alone for 8 days and then leaves, Durgesh can finish the remaining work in 7 days. Satish is 25% less efficient than Durgesh. If Vikash and Satish work together for ‘x’ days and then leave, Durgesh can complete the remaining work alone in 6 days. Determine the value of ‘x’.
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