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

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

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

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?

A man dies of old age on his 25 birthday. How is this possible?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

Can you guess the name of the month by looking the below rebus ?

How many times can you subtract the number 5 from 25?