Infosys Company Logical Reasoning Seating Arrangement

There are some students in a school.The 1/2 of number of students is a whole number. The 1/6 of number of students is a whole number. The 1/5 of number of students is a whole number. The 1/7 of number of students is a whole number.Find the number of students.

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210
14 years agoHelpfull: Yes(0) No(0)

210

(a multiple of 210)
14 years agoHelpfull: Yes(0) No(1)
multiple of 210
14 years agoHelpfull: Yes(0) No(1)

Infosys Other Question

There was a person who smoked a lot .One day he decided to quit his habbit,but he had 27 cigarettes with him.So he started smoking them one by one ,to finish them. He had the habit of smoking only 2/3rd of it and leaving the rest butt. Latter he found out that by joining 3 butts he can form 1 cigarette. So ,tell how many cigarettes in all he smoked. Two trains are approaching each other at 60 mph each. The length of each train is 1/6 miles. When the two locomotives(engines) meet, how many seconds will it take for them to pass each other completely?