Can You Pass the World’s Shortest IQ Test? Answer These 3 Brain-Game Questions

Only 17% of People Pass. It’s Tougher Than You Think.

Photo by Milad Fakurian on Unsplash

I thought I was a pretty smart gal — until this 3 question test made me rethink this unfonded judgment.

Yup — in only three questions, the world’s shortest intelligence test can get a pretty good grasp on your cognitive ability.

It’s said to be as useful as long-winded tests with hundreds of items and takes several hours to finish.

Named the CRT (Cognitive Reflection Test) and invented by Yale Professor Shane Frederick, it measures two things: Your ability to process information slowly and think about answers rationally.

So here’s a hint before taking it: Don’t do what I did. Don’t jump to quick conclusions. Question your intuitive response.

Ready? Let’s see how you do.

1. A bat and ball cost $1.10 dollars in total. The bat cost $1.00 more than the ball. How much does the ball cost?
2. If it takes 5 machines 5 minutes to make 5 widgets, how long would it take 100 machines to make 100 widgets?
3. In a lake, there’s a group of water lilies. Every day, the patch doubles in size. It takes 48 days to cover the entire lake. How long…