You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

Can you find out which options fits best with the missing column?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

I’m tall when I’m young, and I’m short when I’m old. What am I?

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

What Adam and Eve do not have but the rest of the people have?

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