In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

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?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

How do you go from 98 to 720 using just one letter?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209