I make two people out of one. What 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?

What is the next shape from answers A, B, C, and D figure?

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

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

What is the centre of gravity?

Solve the alphametic puzzle by replacing the alphabet with the number.

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A non-stop marathon is the shared favourite sport of three brothers.

*The oldest one is fat and short and trudges slowly on.
*The middle brother's tall and slim and keeps a steady pace.
*The youngest runs just like the wind, speeding through the race.

"He is young in years, we let him run!" the other two brothers explained, "'because though he is surely number one, he is second, in a way." Why is it?

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