What is the next number in this matchsticks series riddle?

During which month do people sleep the least?

Before Mount Everest was discovered, what was the highest mountain in the world?

What does this mathematical rebus means ?

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?

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Can you find a rabbit in the given picture?

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