Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

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?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

When it is alive we sing, when it is dead we clap our hands. What is it?

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

What kind of tree can you carry in your hand?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

You are in a room that has three switches and a closed door. The switches control three light bulbs on the other side of the door. Once you open the door, you may never touch the switches again. How can you definitively tell which switch is connected to each of the light bulbs?

What does this below rebus puzzle mean?