## Brilliant Math Brain Teasers

Here are the latest **12 Brilliant Math Brain Teasers**. I’d be happy to provide you with some math brain teasers. Here are 12 math brain teasers to challenge your mathematical thinking:

**The Missing Number:**What number should replace the question mark in this sequence: 2, 3, 5, 7, 11, ?.**The Three Brothers:**Three brothers share a common birthdate. The sum of their ages is 32, and the product of their ages is 432. How old are they?**The Prime Factorization Puzzle:**Express 72 as the product of its prime factors.**The Two Trains:**Two trains, Train A and Train B, are 100 miles apart and heading towards each other. Train A is traveling at 30 mph, and Train B is traveling at 50 mph. How long will it take for them to meet?**The Four-Digit Number:**A four-digit number has the following properties: The thousands digit is four times the hundreds digit. The tens digit is three less than the hundreds digit. The unit digit is twice the thousand digit. What is the number?**The Rectangle Area:**If the length of a rectangle is doubled and the width is tripled, the area of the rectangle becomes 60 square units. What was the original area of the rectangle?

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**The Missing Operator:**Insert addition or subtraction signs to make the equation true: 5 5 5 = 17.**The Fruit Basket:**You have a basket containing apples, bananas, and oranges. There are 50 fruits in total. The number of apples is three times the number of oranges. The number of bananas is two less than the number of oranges. How many of each fruit are in the basket?**The Chessboard and Grains:**The famous story of the wheat and chessboard problem. If you place one grain of wheat on the first square of a chessboard, then double the number of grains on each subsequent square, how many grains will be on the 64th square?**The Fraction Mystery:**If you add 1/3 to 1/4 and then subtract 1/5,**what is the result**?**The Clock Angle:**At what angle do the hour and minute hands of a clock meet at 3:15?**The Prisoner’s Dilemma:**Two prisoners are held in separate cells and are given the option to betray or remain silent. If both betray, they each serve 2 years. If both remain silent, they each serve 1 year. If one betrays and the other remains silent, the betrayer goes free, and the silent one serves 3 years. What should they do to minimize their total prison time?

Feel free to give these a try and let me know if you need hints or solutions for any of them!