What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?
Can you arrange four 9's and use at most 2 math symbols, to make the total 100?
Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true. * * x * ===== * * *
Check out the number list below and find what number comes next in the sequence. 111 , 113 , 117 , 119 , 123 , 137 , ?
How many pluses should we put between the digits of 987654321 to get a total of 99, and where?
Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3. (You can use one number only once)
John can eat 27 chocolates in an hour, Jacob can eat 2 chocolates in 10 minutes, and Jolly can eat 7 chocolates in 20 minutes. How long will it take them to share and eat a box of 120 chocolates whilst playing Chess?
Find the combined weight of the Cat, Dog and Rabbit in the given picture.
Can you think of any three-dimensional shape that comprises of exactly two surfaces?
Can you find a number that lies one third of the distance between 1/3 and 2/3?
If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?
The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.
