Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

What occurs twice in a week, once in a year but never in a day?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

Find out which of the given views in the picture is accurately the top view of the given pyramid.

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

Can you decipher the below rebus?

PBLUESAISNUERSES

What is so fragile that saying its name breaks it?

What is at the end of a rainbow?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.