 
 <translate> After one week, Susy has 100 + 40 = 140 followers. In the second week, Susy gains 40 / 2 = 20 new followers. In the third week, Susy gains 20 / 2 = 10 new followers. In total, Susy finishes the three weeks with 140 + 20 + 10 = 170 total followers. After one week, Sarah has 50 + 90 = 140 followers. After the second week, Sarah gains 90 / 3 = 30 followers. After the third week, Sarah gains 30 / 3 = 10 followers. So, Sarah finishes the three weeks with 140 + 30 + 10 = 180 total followers. Thus, Sarah is the girl with the most total followers with a total of 180. <hau> Bayan mako guda, Susy tana da mabiya 100 + 40 = 140. A mako na biyu, Susy ta samu 40 / 2 = sabbin mabiya 20. A mako na uku, Susy ta samu 20 / 2 = sababbin mabiya 10. Gabaɗaya, Susy ta gama makonni uku tare da mabiya 140 + 20 + 10 = 170 duka. Bayan mako guda, Sarah tana da mabiya 50 + 90 = 140. Bayan mako na biyu, Saratu ta sami mabiya 90 / 3 = 30. Bayan mako na uku, Sarah ta sami 30 / 3 = mabiya 10. Don haka, Sarah ta gama makonni uku da 140 + 30 + 10 = 180 duka mabiya. Don haka, Sarah ita ce yarinyar da ke da mafi yawan mabiya tare da jimillar 180. 