@seyirnotlari 21 kilos.
Three patricks are 36 kilos
so one patrick must be 12 kilos.
Two patricks and one squidward are 32 kilos which means squidward is 4 kilos lighter than patrick, meaning he is at 8 kilos
one squidward and two spongebobs are 50 kilos which leaves 42 kilos to spongebobs(1/2