BRAIN TEASERS
Brain Teasers User Profile

Chandu Rajyaguru

rank
8
points
4419
See full ranking list
short ranking list
6. Mita Kojd 4525
7. Jakubovski Vladimir 4443
8. Chandu Rajyaguru 4419
9. Vladimir Krnac 3952
10. Manguexa Wagle 3755
last 3 solved tasks
The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
If 8b76a - ab021 = c07bb find number abc. Multiple solutions may exist.
NUMBERMANIA: Calculate the number 897 using numbers [1, 2, 4, 5, 53, 209] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

X-ray

In 1950, the first fluoro-record reflector camera was announced. This could make x-ray pictures in one-sixth of the time previously required, and was used for gastro-instestinal surveys. The manufacturer was the Fairchild Camera and Instrument Corp., Jamaica, N.Y.

100 years old

Reporter: "So you are 100 years old. How did you manage to live so long?"
Old man: "Well, son, I got married when I was 21. The wife and I decided that if we had arguments, the loser would take a long walk to get over being mad. I suppose I have been benefitted most by 79 years of fresh air."
Jokes of the day - Daily updated jokes. New jokes every day.
Follow Brain Teasers on social networks
This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.