A normal healthy child has a height of 100 cm and weighs 16 kg. What is his most likely age_______
High-Yield Explanation
Height doubles by 4 yrs .Since length at bih is 50 cm . Height becomes 100 cm by 4 yrs. Weight =2y +8 = 16 by Weech formula for 1 to 6 yrs. So y =16-8/2 = 8/2=4 yrs Reference: GHAI Essential pediatrics, 8th edition