Mere baby ka born me 2.2 kg wight tha 15 month me uska wight kitna hona chaiye uski kya kya activity hone chaiye

A. dear mum , at 15 mths the ideal wt range for boy child is from 9.2 kg to 11.5 kg child shd be able to stand and able to walk few steps alone , can use one two words , respindsto simple gestures n simple command