Why did the Girl throw the butter out of the window?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

What has a ring but no finger?

What is the Surname of Barbie Doll?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

What does the below rebus riddle means?

Can you name some countries which do not have the alphabet 'A' in them?

Different lights make me strange by changing me into different sizes. What am I?

Prove that twice of ten is the same as twice of eleven.

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?