Math Is Fun Forum

1. A woman is four times as old as her son. In 5 years time, she will be three times as old as her son. How old is the woman?

A teacher popped out of the classroom, leaving a test paper on her desk. When she came back, it was missing. Four stundents were in the room: Ku, Lu, Mu and Nu. Of these, only one tells the truth. Ku said, Mu took it.              lu said i did not take it.        Mu said Lu is lieing                Nu said Mu is lying                 Who took it?

Hi all i just want to share a fact that shocked me. Albert Einstien- Father of modern physics brain was preserved and used for research how i asked my self well, thanks to technology we can know how i quickly ran it through the net and found out that 7 hours after his death, his brain was removed, cut into pieces and kept in Alchohol.

Hello everyone i  am new here and i ama tenth grader and i love math.