There are forty elephants and they have forty-fore heads. How can this be possible?

How many sides does a circle have?

You need to arrange three 7 and mathematical symbols to form number 1?

Rumel, A detective who was mere days from cracking an international smuggling ring has suddenly gone missing. While inspecting his last-known location, you find a note:

710 57735 34 5508 51 7718

Currently, there are 3 suspects: Bill, John, and Todd. Can you break the detective's code and find the criminal's name?

What's the next in the series?

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

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

Find the 8 in the below-given Image.

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?

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?