There are several books on a bookshelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?
Riddle AnswerMath Riddles
End of the World on a Sunday
If the end of the world should come on the first day of a new century, can you say what are the chances that it will happen on a Sunday?
Riddle AnswerThe Two Aeroplanes
A man recently bought two aeroplanes, but afterwards found that they would not answer the purpose for which he wanted them. So he sold them for $600 each, making a loss of 20 percent on one machine and a profit of 20 percent on the other. Did he make a profit on the whole transaction, or a loss? And how much?
Riddle AnswerPainting the Lampposts
Tim and Pat were engaged by the local authorities to paint the lamp posts in a certain street. Tim, who was an early riser, arrived first on the job, and had painted three on the south side when Pat turned up and pointed out that Tim’s contract was for the north side.
So Tim started afresh on the north side and Pat continued on the south. When Pat had finished his side he went across the street and painted six posts for Tim, and then the job was finished.
There were an equal number of lamp-posts on each side of the street. Who painted more lamp posts, and how many more?
Riddle Answer100 Using 4 Sevens
Can you take 4 7’s and arrange them with any math symbols needed to make the total be 100?
Riddle Answer