Sum of the present ages of husband, wife and child \\\\(= (27 \ imes 3 + 3 \ imes 3)\\\\) years = \\\\(90\\\\) years.Sum of the present ages of wife and child \\\\(= (20 \ imes 2 + 5 \ imes 2)\\\\) years = 50 years.\\\\(\ herefore\\\\) Husband's present age \\\\(= (90 - 50)\\\\) years \\\\(= 40\\\\) years.