WIPRO lives on 2nd floor but doesn’t live above the one who works in Google.FloorPersonsWorks9th 8th 7th 6th 5th 4TH 3rd 2ndRiteshWipro1st Google 2) Ranjan lives on 5th floor but doesn’t live immediate below the one who works in Apple.FloorPersonsWorks9th 8th 7th 6th Apple5thRanjan 4th 3rd 2ndRiteshWipro1st Google 3) Rahul is the neighbour of Ritesh and he works in Google.4) There are two persons between Rahul and MUKESH.5) Mukesh neither works in Microsoft nor Google.FloorPersonsWorks9th 8th 7th 6thMukeshApple, Microsoft,Google5thRanjan 4th 3rdRahulGoogle2ndRiteshWipro1st Google 6) The persons who live on 8th and top floor are the only PAIR who works in the same company (but not Microsoft).FloorPersonsWorks9th Apple8th Apple7th 6thMukeshWipro5thRanjan 4th 3rdRahulGoogle2ndRiteshWipro1st Google 7) Mohit is the neighbour of Asmita who does not work in Apple.FloorPersonsWorks9th Apple8thMohitApple7thAsmita 6thMukeshWipro5thRanjan 4th 3rdRahulGoogle2ndRiteshWipro1st Google 8) Debayan and Narender work in the same company.9) Narender is the neighbour of the one who works in Microsoft.FloorPersonsWorks9th Apple8thMohitApple7thAsmita 6thMukeshWipro5thRanjanMicrosoft4thNarender 3rdRahulGoogle2ndRiteshWipro1stDebayanGoogle (At least two people have same works and not more than 3 people have the same works. THEREFORE, there is a only possibility that Debayan and Narender have MICROSOFT works.)FloorPersonsWorks9th Apple8thMohitApple7thAsmita 6thMukeshWipro5thRanjanMicrosoft4thNarenderMicrosoft3rdRahulGoogle2ndRiteshWipro1stDebayanMicrosoft After fill the gaps, we got the final arrangement.FloorPersonsWorks9thWashimApple8thMohitApple7thAsmitaGoogle6thMukeshWipro5thRanjanMicrosoft4thNarenderMicrosoft3rdRahulGoogle2ndRiteshWipro1stDebayanMicrosoft Two are stay between Washim and Mukesh.