Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

What kind of band never plays music?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?

What does this Rebus Picture mean?

What does this rebus mean?

O
N
C
E
TIME

Solve the equation in the image by looking at the pattern closely.