How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What's the only room from which no one can enter or leave

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

People put me on the table and cut me but do not eat me. What am I?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Find the hidden tiger in the given optical illusion ?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

In order to complete the racing competition, the Mexico racetrack has to submit its top and the most famous three horses to win the competition. Due to an electrical storm, all the records are cleared and no one knows which horse holds the record. They all look identical and it becomes even more difficult to differentiate the horses. There are 25 horses in the Mexico racetrack. But there can be only five horses at a time on the track. What will the least number of races that can be conducted to find out the three fastest horses?