Ramesh can complete a work in 12 days, working 7 hours a day. Suresh c – McqOptions

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1.	Ramesh can complete a work in 12 days, working 7 hours a day. Suresh can complete the same work in 8 days, working 9 hours a day. If Ramesh and Suresh work together working 7 hours a day, in how many days can they complete the work?
A.	7 * 3 / 23
B.	5 * 7 / 13
C.	6 * 5 / 13
D.	6 * 6 / 11
E.	None of these
Answer» C. 6 * 5 / 13

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