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The following table gives the life times of 400 neon lamps:
Life time (in hours)
Number of lamps
300–400
14
400–500
56
500–600
60
600–700
86
700–800
74
800–900
62
900–1000
48
(i) Represent the given information with the help of a histogram.(ii) How many lamps have a life time of more than 700 hours?
