By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

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

A man was just doing his job when his suit was torn. Why did he die three minutes later?

What goes up but never comes down?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Can you decipher the following common phrase?

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

You can hear me, but you can't touch or see me.

What am I?

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?