Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

A Shopkeeper sold a few chickens to four different customers on a particular day. It was such that each customer purchased half of the remaining chickens and half the chicken more.

Can you find out how many chicken were sold by the shopkeeper on that day if we tell you that the fourth customer bought a single chicken ?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Take away the whole and some still remain. What is it?

When can we add 2 to 11 and get 1 as the correct answer?

What occurs twice in a week, once in a year but never in a day?

Look at the picture and find out which square is not linked with any of the other squares.

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?