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

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

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?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

In the four images below, can you find the odd one out?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

How many sides does a circle have?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

What do you see in the given picture?

If 1+9+8=1, what is 2+8+9?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?