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every sunday, raju , rahim and richard visit an old age home. the rooms in the home are numbered from 150 to 200. raju visit rooms which have numbers that are multiples of 3. rahim visits rooms which have numbers that are multiple of 5. richard visits all the rooms. which rooms do all three of them visit ? |
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Answer» They all will visit the rooms which are DIVISIBLE by both 3 and 5 i.e. LCM of 3 and 5 = 15 They all will visit the room which are MULTIPLES of 15 |
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