What number multiplied by 10 equals the square of the same number, times 5?
- 4
- 5
- 2
- 10
Answer
The correct answer is C) 2.
More Brain Teasers questions
- Bob has a book of 100 pages and in 10 seconds he can count out 10 pages. What is the shortest time in which Bob can define where the 60th page is?
- Two people get to a river and find a boat capable of accommodating only one person. Using this boat, both of them manage to cross the river. If they crossed without any of the them swiming the river which of the following is true?
- Which term refers to a king or prince in India?
- Complete the Latin term for an unacceptable person: persona non _____.
- There are 15 birds sitting on the branches of a tree. A hunter goes by and shoots 3 of them. How many birds are left on the tree?
- A man walked by an old fisherman and asked him how many fish he had caught. The fisherman replied: The half of the eight, the nine without its tail, and the six without its head. How many fish did the fisherman caught?