Answer:
14 bottles of glue.
Step-by-step explanation:
If the ratio is 5 : 2, meaning that for every 5 glue sticks you will have 2 glue bottles, then 35 / 5 = 7 (this means that for every 7 glue sticks you have 2 glue bottles),
Therefore: 7 (2) = 14 glue bottle
Hope this help!