Can you fill the blank with the correct number?

6 30 870 756030 _____

If two's company, and three's a crowd, then whats four and five ?

Four children having five rocks each were playing a game in which they had to throw the rock at a particular solid area in the water. Child 1- Succeeded in throwing three rocks at a solid area but one of the rocks sunk. Child 3 - His aim was so bad that all rocks got sunk. Child 4- He was awesome and none of the rocks got sunk. Child 2 - Was the winner but was struck by a rock in the head and died. Who killed Child 2?

Remove two matchsticks to make the below equation correct.

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Find the next number in the sequence

5 12 24 36 ?

Move four matchsticks to the below square to form three squares?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?