Im on that to, maybe i can help you !! :)
The answer would be 7 cups....... if it’s wrong I would recommend you to use Brainfuse
The distance between -5 and -10 is 5. the distance between 2 and 4 is 2
15.9 / 100 = c / 25,250....15.9 c sections to 100 women = c to 25,250 women
cross multiply
(100)(c) = (15.9)(25,250)
100c = 401475
c = 401475/100
c = 4014.75 <===
Look up the words on google and it'll tell you what it means so that way u understand what the photos are showing and doing.