Get Started
1320

Q: The twice of sum of the ages of a father and his son is 8 times the age of the son. If the average age of the father and the son is 30 years, what is father's age ?

  • 1
    42 yrs
  • 2
    45 yrs
  • 3
    36 yrs
  • 4
    38 yrs
  • Show Answer
  • Workspace

Answer : 2. "45 yrs"
Explanation :

Answer: B) 45 yrs Explanation: Let father's age be x year and son's age be y year. According to question, 2(x+y) = 8y _______(I) and (x+y)/2 = 30 => x+y = 60 years__________(II) From equation (I) and (II) 8 y = 120 y = 15 years, Hence x = 45 years.

Previous Next
Maths Average Questions

The Most Comprehensive Exam Preparation Platform

Get the Examsbook Prep App Today