Can you fill the blank with the correct number?

6 30 870 756030 _____

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?

Count the Triangle in the figure given below:

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

Can you find out who is the kidnapper in below Picture and why, Explain ?

Solve the equation in the image by looking at the pattern closely.

If a wheel has 54 spokes, how many spaces are there between the spokes?

What word is pronounced the same if you take away four of its five letters?