I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?

You have two bottles of pills marked with labels A and B. The pills are identical. The doctor has asked you to take one A pill and one B pill daily. You cant take more or less than that.

While taking out the pills one day, you took out one pill from A and by mistake took out two from B. You have no idea which pill is which now.

You cant throw away the expensive pills. What will you do now?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What have one eye but still cannot see?

What question can you never answer yes to?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

Solve below rebus puzzle?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.