Can you count the number of lines in the below picture?

Can you name an animal whose killing cannot be performed without spilling your own blood?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

Using Only Five 5's and any mathematical operator make sum as 37

What do you see in the image below

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

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

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

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

How many triangles can you find in this given picture?

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?