CAT 2020 Slot 3 Question 57

Question 57

Dick is thrice as old as Tom and Harry is twice as old as Dick. If Dick's age is 1 year less than the average age of all three, then Harry's age, in years, is

Correct Answer: 18


Let tom's age = x

=> Dick=3x

=>harry = 6x


3x+1 = (x+3x+6x)/3 

=> x= 3

Hence, Harry's age = 18 years

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