You need to arrange three 7 and mathematical symbols to form number 1?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Can you identify the hidden rebus in the image below?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

A Detective reviewed the information they had on the case so far.

A lady named 'Caterina' was found shot and they already had a list of suspects - Ankit, Tarun, Harish, Manoj and Manish.
The killer is a fan of challenges him by leaving notes ad various places.
* The first was found in a toilet room.
* The second was found in an art room.
* The third was in a restroom.
* the fourth in an underwater room.
* The fifth at the no-smoking room.

All of the notes read the same thing, 'The clues are where you find the notes.' Yet, nothing was found at any place the notes were.
Detective the genius, immediately solved the case.
Who was the killer?

A person was killed at a house party. When the police arrive, there are six people present in the house who are the friends of the victim. The name of the friends is Rohit, Aman, Nick, Gagan, and Randy.

Near the dead body, they find a few numbers written with blood by the victim on the floor. The numbers are 8, 5, 4, and 11.

The police arrests one of the friends for the murder. Whom did they arrest and why?

How can one talk without saying a single word?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.