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

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?

How many letters are in the alphabet?

The dirtier I get, the whiter I look. Who am I?

Why do people go to bed?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Today is a very icy and cold morning in Newcastle. Mr Shearer, an office bus driver arrived to pick up the employees from the last stop. Shearer suddenly remembers that he needs to pick a newly joined 4miles to the north. Mr Shearer lost his direction compass, a few minutes later Shearer is able to figure that he is moving in the correct direction i.e. north. How did Shearer know that he is moving in the correct direction?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?