Which is the rope you never skip with?

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?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

How is the moon similar to a dollar?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

If your uncle’s sister is not your aunt, what relation is she to you?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.