2. Rahul can do of a certain work in 6 days while Suresh can do of the same work in 9 L/E; E/q days. They started work together but after 7 days Rahul left the work. Find in how many days Suresh can complete the remaining work?"
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Answer:
3 days
Step-by-step explanation:
Rahul 2/7=6
whole work in 21
Suresh 3/5=9
whole work in 15
work together=1/15+1/21=12/105
together 7 days=7*12/105=12/15
work done by 4/5
remaining work 1-4/5=1/5
Suresh done 1/5 work in 1/5*15= 3days
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