Can you fill the blank with the correct number?

6 30 870 756030 _____

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

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

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?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.

What word begins and ends with an E, but has only one letter?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

What is red and smells like blue paint?