A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result. Can you find how bias is the floor in this case?
Which flower has two lips?
Can you complete the sequence puzzle? AR TA GE CA LE VI LI _
If 2 workers can complete painting 2 walls in exactly 2 hours. How many workers would be needed to paint 18 walls in 6 hours?
Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?
You need to move three matchsticks to form three squares. Can you do it?
Move three sticks of the spiral below to form a square.
A sundial has the fewest moving parts of any timepiece. Which has the most?
Solve the mathematical equation in the picture below.
You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?
Look at this sequence from top to bottom. What is the next number in the sequence? 1 11 21 1211 111221 312211
Jigsaw puzzles soared in popularity during the great depression, as they provided a cheap, long-lasting, recyclable form of entertainment.
