Can you name an animal whose killing cannot be performed without spilling your own blood?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

What time is it when an elephant sits on a fence?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

How can you take 2 from 5 and leave 4?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

On the occasion of Diwali, online seller companies in India are offering a big discount on Iphone14 as below.

: Flipkart offers a Flat 65% discount
: Amazon offers a 10% discount over and over again.
: Shopclues offers RS.45,000 off.

If the original cost of the iPhone is Rs.70,000 Which is the best offer for you?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Can you solve below mathematical equation?

2^1234 - 2^1233