The present age of a man is three times the age of his son. After 5 years, the sum of their ages will be 70. What is the son’s current age?
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
3 (15 years)
বিস্তারিত ব্যাখ্যা ও বিশ্লেষণ:
Solution:
Let, son's current age = x
Then, man’s age = 3x
After 5 years, Son’s age = x + 5 and Man’s age = 3x + 5
ATQ,
⇒ x + 5 + 3x + 5 = 70
⇒ 4x + 10 = 70
⇒ 4x = 60
∴ x = 15
So , son’s current age is 15 years.
