Find the volume of the sphere need help quick

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?