Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

What is next number in the pattern below:

131 517 192 123 ?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

Replace the question mark with the correct number in below Picture:

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

You need to arrange three 7 and mathematical symbols to form number 1?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?