ᕼEᒪᑭ ᗩᔕᗩᑭ
TᕼE ᗷEᔕT E᙭ᑭᒪᗩIᑎEᗪ ᗩᑎᔕᗯEᖇ ᗯIᒪᒪ GET ᑕᖇOᗯᑎ

Answer: Idk if this is right but the answer is 21.2, Each time you add 4.8cm
Step-by-step explanation: 4 cups=11.6cm
11.6cm+4.8cm=16.4cm
16.4cm+4.8cm=21.2