What can you catch but never throw?

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

What does the below image rebus riddle means ?

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?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

The dirtier I get, the whiter I look. Who am I?

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

When can we add 2 to 11 and get 1 as the correct answer?