Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

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

By moving just one matchstick, you need to make the below statement true. Can you do it?

What does below pictogram mean?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?