If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

What is next number in the pattern below:

131 517 192 123 ?

What number divided by 4 is the same as that number minus 4?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Using Only Five 5's and any mathematical operator make sum as 37

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?