I have eight fingers and two thumbs but I do not live. What Am I?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

Find the next number in the series.
1 10 24 43 67 ?

What demands an answer, but asks no questions

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

Buy me, smell me or deliver me, I do not change.

Who am I?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?