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

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

what does the below rebus means?

What can jump higher than a building?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?