In how many ways can live 2boys and 4 girls sit in a row such that all boys sit together?	Choose the correct choice from the following options:	A) 240	B) 120	C) 150	D) 720	E) 165
Treat all boys as one unit. Now there are four students and they can be arranged in 5! ways. Again five boys can be arranged among themselves in 2! ways.   Required number of arrangements   = 5! * 2! = 240   240nswer: 240
<result>A</result>
In how many ways can live 2boys and 4 girls sit in a row such that all boys sit together?