Replace the 'X' with any mathematical symbol to make the expression equal to 111. 18 X 12 X 2 X 3 = 111
Can you count the number of blocks in the picture below?
What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?
Today, I celebrated my 32nd birthday but I was born in 1972. How is this possible?
Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal? Note: 9 cannot be turned over to make it 6.
Can you decipher the two rows to find the hidden word?
Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?
What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?
There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number. What is the smallest number that stands true on the statement?
Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask. Who are these two masked girls?
What goes up but never comes down?
The day before the 1996 U.S. presidential election, the NYT Crossword contained the clue “Lead story in tomorrow’s newspaper,” the puzzle was built so that both electoral outcomes were correct answers, requiring 7 other clues to have dual responses.
