Pls help, complete the table will choose brainliest.

Answer:
Step-by-step explanation:
So at the start:
Percent of Narrow Shell = 348/928 = 0.375 --> 0.375* 100 = 37.5%
Percent of Round Shell = 580/928 = 0.625 --> 0.625*100= 62.5%
At the end
Percent of Narrow Shell = 564/800 = 0.705--> 0.705*100 = 70.5%
Percent of Round Shell = 236/800 = 0.295--> 0.295*100 = 29.5%