How can you take 2 from 5 and leave 4?
You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth. How long would it take for the machine to cut the roll if each cut took 4 secs?
John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age. Can you find their ages?
Can you replace the question mark with the correct letter? 6 + 6 + 6 = N 7 + 7 + 7 = E 8 + 8 + 8 = R 0 + 0 + 0 = ?
Krish is 45 years old and his mother Crishtina is 73 years old. Can you find out how many years ago, his mother was three times his age?
Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?
It belongs to you, but other people use it more than you do. What is it?
How high do you have to count before you use the letter “a†in the English spelling of the whole number?
How much will a 38° angle measure when looked at under a microscope that magnifies ten times?
How can you spell "White of an egg" in one word? Hint: I know you can spell coke, poke, and joke.
By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?
Jigsaw puzzles soared in popularity during the great depression, as they provided a cheap, long-lasting, recyclable form of entertainment.