Find the next number in the sequence

1, 2, 6, 21, 88, __?

What building has the most stories?

Count the number of balls in picture below:

Buy me, smell me or deliver me, I do not change.

Who am I?

By what process could you make a 'Tea-Table' into food?

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

The king of Octopuses has servants who have six, seven or eight legs. The distinguishing characteristics of the servants is that the one with seven legs always lie but the one with either six or eight legs speak the truth always.

One day, four servants meet and converse:

The black one says, 'We have 28 legs altogether.'

The green one says, 'We have 27 legs altogether.'

The yellow one says, 'We have 26 legs altogether.'

The red one says, 'We have 25 legs altogether.'


Can you identify the colour of the servant who is speaking the truth?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?