This type of question keeps popping up in aptitude tests. Here's the quickest way to solve it.
To join the UPCAT Review, sign up here: https://goo.gl/forms/LLKPdxPr0fEEVkL62
Follow updates about that event here:
https://www.facebook.com/events/1438792476206722
You can click here to see the other videos I made:
https://www.youtube.com/watch?v=GU5TL5pNww0&list=PLdtpIaZj6fcLO2Qb7vEFiGW9yu5hhbhre
You can go to my website for free lessons and worksheets:
http://teamlyqa.com/
Join Team Lyqa by liking this page:
https://www.facebook.com/teamlyqa
Be an Official Team Lyqa member. Get updates and other important information by registering here: Registration Form:
http://goo.gl/forms/XhPm6V8jQB
Happy learning!