They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

I am quite hot but become too cold if you remove the first two letters. What am I?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

After undergoing a successful eye operation, A blind girl has just boarded a train to her home. The doctor asked her to open the bandages after 3 hours. On her train journey, she opened the bandages and within a fraction of the time she commits suicide by jumping off the train.

Though her operation was successful, Why did she commit suicide?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?