Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

I am sure no one can have two things for dinner. what are they?

Which Travels Faster? Solve below famous picture riddle:

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

A father is locked up in jail. His wife has gone bankrupt. Their male child has to sell his hotel in order to gain some money. Yet their girl child does not care and is quite happy.

How can someone be so rude?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

I have teeth but i don't bite. Who Am I ?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?