81 x 9 = 801. What must you do to make the this equation true?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

what one word does the below rebus identifies?

Which is faster, Heat or Cold ? Explain.

Can you find a five letter word that is left with only two letters if one is removed?

I shave every day, but my beard stays the same. What am I?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

What has no start, end, or centre?

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?