What does this below rebus puzzle mean?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

Be active and find the killer in the picture Riddle below.

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

What does it mean?

Why is 6 afraid of 7?

Out of four images which one is the odd one out?

In the Thar desert, 3 men found a big 24L Jar is full of water. Since there is a shortage of water so they decided to distribute the water among themselves such that they all have equal amounts of it. But they only have a 13L, a 5L and an 11-litre Jar.

How do they do it?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?