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?  

A     Lamp A

B    Lamp B

C    Lamp C

D    Lamp D

Solution

Correct Answer: Option B

 

A<B,B>C,C=D,B>D,D>A

Among them Lamp B is the brightest lamp

 

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