Maths Odd One Out

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135




Similar Riddles

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

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Remove two matchsticks to make the below equation correct.

Make the Equation Correct

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Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

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what does the below rebus mean?

Puzzle Understanding

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I have teeth but i don't bite. Who Am I ?

Teeth for showpiece

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Eight of us go fourth, not back, to protect our king from an attack. What are we?

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How could a baby fall out of a twenty-story building onto the ground and live?

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Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

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You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.

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Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

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There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.