Why is a river so rich ?

A woman named Maria was at the funeral of her mother. She met a nice young man that she had never seen before and after the service, they spent a bit of time together. Then she got busy and didn’t get his name or phone number before he left. She tried to find him, but no one knew who he was or how to contact him. A few weeks later, Maria’s older sister dies and the police suspect murder. Who killed the sister?

Decode below three cipher riddles:

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

A blonde put eyeliner on her head. Why?

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

What goes through cities and fields, but never moves?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

Can you name some countries which do not have the alphabet 'A' in them?