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Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class


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Ex 12.1, 5 The following table gives the life times of neon lamps: (i) Represent the given information with the help of a histogram. Ex 12.1, 5 The following table gives the life times of neon lamps: (ii) How many lamps have a life time of more than 700 hours? Number of neon lamps having their lifetime more than 700 = Number of neon lamps having their lifetime as 700 − 800 + Number of neon lamps having their lifetime as 800 − 900 + Number of neon lamps having their lifetime as 900 − 1000 = 74 + 62 + 48 = 184

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.