Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

Find the smallest sentence with all the English alphabet.

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

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?

The dirtier I get, the whiter I look. Who am I?

Which five letter word can be added at the end of below word to form a
valid word?

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How can you write nineteen in a manner that if we take out one, it becomes twenty?