Question
Luke, Sean and Ian have some coins. The ratios of their coins are as follows:

Luke : (Luke + Sean + Ian) = 1 : 5
Sean : (Luke + Ian) = 1 : 3

Ian has 30 coins more than Sean. In the end, Ian gives away all he has to Sean and Luke so that both Sean and Luke end up with the same number of coins, how many coins has Sean received from Ian?
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Luke, Sean and Ian have some coins. The ratios of their coins are as follows:

Luke : (Luke + Sean + Ian) = 1 : 5
Sean : (Luke + Ian) = 1 : 3

Ian has 30 coins more than Sean. In the end, Ian gives away all he has to Sean and Luke so that both Sean and Luke end up with the same number of coins, how many coins has Sean received from Ian?