1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Can you decipher the two rows to find the hidden word?

What has 88 keys?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

A detective visits his friend John just to discover that John's neighbour Dr Jacob was murdered. Dr Jacob, who is a mathematician wrote the murderer's name in a code word "Hcqtfz". There were five suspects
1. Ajit
2. Pankaj
3. Ganpat
4. Deenu
5. Hariya

The Detective was instantly able to find the murderer.
Can you?