Lamp A is less bright than Lamp B; Lamp B is brighter than Lamp C; Lamp C is as bright as Lamp D. Lamp B is brighter than Lamp D and Lamp D is brighter than Lamp A. Which lamp is the brightest?
সমাধান
সঠিক উত্তর: Option B
A<B,B>C,C=D,B>D,D>A
Among them Lamp B is the brightest lamp