A farmer built a fence around his 17 cows, in a square shaped region. He used 27 fence poles on each side of the square. How many poles did he need altogether?
Riddle AnswerMath Riddles
1 Foot Strip
We have a 100 foot piece of ribbon. If it takes one second to cut it into a 1 foot strip how long would it take to cut the entire ribbon into one foot strips?
Riddle AnswerJar Half Full of Bacteria
The number of bacteria in a large sealed jar doubles every minute. The bacteria will take an hour to fill the jar. When will the jar be half full?
Riddle Answer20 Eyes
A book slipped from a man’s hands and fell on the floor with a loud noise. 20 eyes looked at him.
How many people were in the library?
Riddle AnswerTina’s Age
Mark is 6 years old. His sister Tina is half of his age. So when Mark is 100 years old, how old is Tina?
Riddle Answer