1.

Thereare 12boysto beseatedon2benches, 6on eachlench. Twoofthemdesiretositon thebenchand twootherson theother. Thenumberof waysin whichtheboyscan beseatedon thebenches is

Answer»

`300xx8!`
`900xx8!`
`600xx8!`
`90xx8!`

ANSWER :B


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