The Little ant seems to be always confused. Do you know why?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

Keyboard words are not in alphabetical order, Why?

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

I have Rs.50 and I spend it in the way as below.

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?