What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Can you count the number of triangles in the given picture?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

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?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Why 1729 is a magic number? Answer Logically.

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?