His weight, according to Arun, is greater than 65 kg but less than 72 kg. His brother disagrees with Arun, believing that Arun weighs more than 60 kilogrammes but less than 70 kilogrammes. His mother believes that he should not weigh more than 68 kg. What is the average of the several possible weights of Arun if they are all true in their estimations?
A. 67 KG
B. 68 KG
C. 69 KG
D. None of these
Answer:A
His weight, according to Arun, is greater than 65 kg but less than 72 kg. His brother disagrees with Arun, believing that Arun weighs more than 60 kilogrammes but less than 70 kilogrammes. His mother believes that he should not weigh more than 68 kg. What is the average of the several possible weights of Arun if they are all true in their estimations?
A. 67 KG B. 68 KG C. 69 KG D. None of these
Explanation: Increase Arun's weight by X kg.65 X 72, according to Arun.60 X 70, according to Arun's brother.X = 68, according to Arun's mother.66, 67, and 68 are the values that satisfy all of the aforementioned criteria.66 + 67+68/3=201/3=67 KG