Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?
Can you find out the remainder when 3^300 is divided by 5?
Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.
In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.
Can you write down eight eights so that they add up to one thousand?
What three numbers, none of which is zero, give the same result whether they’re added or multiplied?
Solve the mathematical equation in the picture below.
The square root of number 121 is "11". What is the square root of the number "12345678987654321."?
How do you go from 98 to 720 using just one letter?
A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper. Can you tell me , Which other pages won't be there as well ?
At a Society election for president, precisely 963 votes were cast. There is a total of 4 candidates that participate in the election. The winning candidate exceeds the opponents by 53, 79 and 105 votes. How many votes do each candidate gets?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.