Question
How many persons are celebrating between F and the one
who works in Tech Mahindra? Study the following information carefully and answer the below questions. Seven friends- A, B, C, D, E, F, and G are working in a different company- IBM, Infosys, Tech Mahindra, L&T, HCL, TCS and Wipro. They are celebrating Diwali festival on different days starting from Monday to Sunday of the same week. All the information is not necessarily in the same order. D is celebrated on Thursday. Neither E nor A is working in Tech Mahindra. E is celebrated after C. The Tech Mahindra celebrates after D. HCL celebrated two days before TCS. The one who works in L&T does not celebrate on Wednesday. C is celebrating a festival two days before the one who is working in Tech Mahindra. The one who works in IBM celebrates on Monday. B works in Wipro but not celebrates on consecutive day of C. Only two persons are between the one who works in Infosys and C. F neither celebrates after C nor Monday.Solution
D is celebrated on Thursday. The Tech Mahindra celebrates after D. C is celebrating a festival two days before the one who is working in Tech Mahindra. From the above condition, there are two possibilities. 
Only two persons are between the one who works in Infosys and C. The one who works in IBM celebrates on Monday. 
B works in Wipro but not celebrates on consecutive day of C. F neither celebrates after C nor Monday. E is celebrated after C. Neither E nor A is working in Tech Mahindra. 
HCL celebrated two days before TCS. The one who works in L&T does not celebrate on Wednesday. From the above condition, case 1 gets eliminated. 
Case 2 shows the final arrangement 
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