Mathematical Puzzle
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Make this equation true. You may ONLY draw ONE, PERFECTLY straight line
5+5+5=550There are 4 acceptable answers.
You must get all 4 for a correct answer.View SolutionSubmit Solution- 1,609.4K views
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In a country where everyone wants a boy, each family continues having babies till they have a boy. After some time, what is the proportion of boys to girls in the country? (Assuming probability of having a boy or a girl is the same)
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- 5 answers
- 2 votes
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Your sock drawer contains ten pairs of white socks and ten pairs of black socks. If you’re only allowed to take one sock from the drawer at a time and you can’t see what color sock you’re taking until you’ve taken it, how many socks do you have to take before you’re guaranteed to have at least one matching pair? View SolutionSubmit Solution- 1,612.0K views
- 1 answers
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97 baseball teams participate in an annual state tournament. The champion is chosen for this tournament by the usual elimination scheme. That is, the 97 teams are divided into pairs, and the two teams of each pair play against each other. The loser of each pair is eliminated, and the remaining teams are paired up again, etc. How many games must be played to determine a champion?
View SolutionSubmit Solution- 1,612.1K views
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Adam tells that Brian always lies.
Brian says that Cody always lies.
Cody says that Adam as well as Brian always lies.Now we tell you that only one of them speaks the truth. Can you find out who is the one who speaks it?
View SolutionSubmit Solution- 1,611.4K views
- 2 answers
- 1 votes
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100 people standing in a circle in an order 1 to 100. No.1 has a sword. He kills next person (i.e. no. 2) and gives sword to next to next (i.e no.3). All person does the same until only 1 survives. Which number survives at the last?
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- 6 answers
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There are (n+1) people in a party, they might or might not know each others names.
There is one celebrity in the group(total n +1 people), celebrity does not know any of n peoples by name and all n people know celebrity by name.
You are given the list of people’s names(n+1), You can ask only one question from the people. Do you know this name ?
How many maximum number of questions you need to ask to know the celebrity name?
Note: assume all names are unique. and you know the persons by name(but don’t know if he is celebrity)
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There is a building of 100 floors If an egg drops from the Nth floor or above it will break. If it’s dropped from any floor below, it will not break. You’re given 2 eggs. Find N, while minimizing the number of drops for the worst case.
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Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.
How many miles does the pigeon travel?
View SolutionSubmit Solution- 1,612.2K views
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Below the four parts have been reorganized. The four partitions are exactly the same in both arrangements. Why is the
re a hole?View SolutionSubmit Solution- 1,613.7K views
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