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?

How far can you walk into the woods?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

Can you start the fire using two pieces of wood?

I’m tall when I’m young, and I’m short when I’m old. What am I?