What seven-letter word has hundreds of letters in it?

Count the number of squares in the picture below.

I have eight fingers and two thumbs but I do not live. What Am I?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Find the next number in the series.
1 10 24 43 67 ?

When it is alive we sing, when it is dead we clap our hands. What is it?

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?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

If an electric train is travelling south, then which way is the smoke going?