Brain Test is a brain teaser mobile game app. Brain Test has hundreds levels and we are sharing solutions. Brain Test already downloaded by lot of people that millions. This is a hard game in some levels and you can stuck on some level as Level 275.
Solution: Take from b and add to a, you will receive 20 – correct answer
Developers mixed answers for some levels. You can search your level’s question in our website ot you can just visit Brain Test main page.