Subject
Quantitative Aptitude
Topic
Average
In Ashik's opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Ashik and he thinks that Ashik's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Ashik?
In Ashik's opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Ashik and he thinks that Ashik's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Ashik?
ক)
67 kg.খ)
68 kg.গ)
69 kg.ঘ)
Data inadequateExplanation
Let Ashik's weight by X kg. According to Ashik, 65 < X < 72 According to Ashik's brother, 60 < X < 70. According to Ashik's mother, X <= 68 The values satisfying all the above conditions are 66, 67 and 68. Required average = (66 + 67 + 68)/3 = 201/3 = 67 kg.Related questions
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