Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

To attend world science seminar, A famous chemist from Mexico visit
London. In the lab, the scientist was killed and his six assistants were under suspicion of killing the chemist.
Name of six assistants: Austin, Wayne, Dege, Oscaru, Lingard, and Rojo.
He left a note "76-20-44 79-16-22-7"

A local detective Jack was called to solve the case,

After reading the note, Jack instantly asked the police to arrest the murderers.

Who are the murderers?

Why is it against the law for a man living in Delhi to be buried in Mumbai?

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 ?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?