BRAIN TEASERS

enter your answer and press button OK

MATH PUZZLE: Can you replace...

MATH PUZZLE: Can you replace the question mark with a number?

Correct answers: 337

The first user who solved this task is Roxana zavari.

#brainteasers #math #riddles

Register with your Google Account and start collecting points.

Check your ranking on list.

Father: Son, today is your exa...

Father: Son, today is your exam. If you fail, that's it, don't ever call me your father again. Got it?
Son: Okay dad! I'll do my best!
After the exam..
Father: So, how's the exam?
Son: Sorry Sir, do I know you?

Jokes of the day - Daily updated jokes. New jokes every day.

Follow Brain Teasers on social networks

Brain Teasers

puzzles, riddles, mathematical problems, mastermind, cinemania...

First Chinese satellite

In 1970, the People's Republic of China became the fifth nation with a satellite in orbit with the launch of DFH-1, from Jiuquab Satellite Launch Center. It had a design life of 15 days, and for propaganda, it transmitted the Communist China national anthem, The East is Red (in Chinese "Dongfanghong," hence the initials DFH). It had a 72-face polyhedral shape, 1-m diam., mass 173-kg. It was followed by on 3 Mar 1971 by a second DFH named SJ-1 (Practice-1). The first four nations with satellites in space were the USSR (Sputnik on 4 Oct 1957), the U.S. (Explorer-I on 31 Jan 1958), France (Astrix-1 on 26 Nov 1965 and Japan (Osumi 5, 11 Feb 1970). After China, Britain launched its Prospero satellite on 28 Oct 1972).«

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.