If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

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

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

Which wheel of car does not rotate when you turn your car right?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?