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

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

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Find the last number in the series below:

voN luJ yaM raM ---

A car is crossing a 20 km-long bridge. The bridge can support at most 1500kg of weight over it. If somehow, the weight on the bridge becomes more than that, it will break.

Now, the weight of the car is exactly 1500kg. At the midway, a bird comes and sits on the roof of the car. This bird weighs exactly 200 grams.
Can you tell if the bridge breaks at this point or not?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

What does below Rebus mean ?

esgg sgeg gegs gsge

How can you make number one disappear by adding something to it?

Can you find out which options fits best with the missing column?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?