Complete the table series riddle by finding the number that can replace "??".

What does man love more than life, and hate more than death or mortal strife; that which satisfied men want; the poor have, and the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

Can you count the number of lines in the below picture?

What happened when the wheel was invented?

I have teeth but i don't bite. Who Am I ?

I have branches, but no fruit, trunk or leaves. What am I?

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?

What does the below image rebus riddle means ?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?