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Question Number 19516 by Tinkutara last updated on 12/Aug/17
LetAkbarandBirbaltogetherhaven marbles,wheren>0. AkbarsaystoBirbal,♮IfIgiveyousome marblesthenyouwillhavetwiceas manymarblesasIwillhave.εBirbal saystoAkbar,♮IfIgiveyousome marblesthenyouwillhavethriceas manymarblesasIwillhave.ε Whatistheminimumpossiblevalueof nforwhichtheabovestatementsare true?
Answered by dioph last updated on 12/Aug/17
Asn∈N,ifthereisthepossibility B=2x1andA=x1⇒n=3x1. Similarly,whenA=3x2andB=x2 ⇒n=4x2.Hence3∣nand4∣n ⇒n⩾12.Ifn=12,4<A<9, andB=12−A,thenwehaveasolution whereAcangivemarblessothatA=4 andB=8,andBcangivemarbles sothatA=9andB=3.
Commented byTinkutara last updated on 12/Aug/17
ThankyouverymuchSir!
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