What is the fastest way to double your money?

Which number comes next in the number series?

2, 9, 30, 93, ?

who is silent in the parliament?

Spot 5 differences in two Christmas tree below:

Where do fish keep their money?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

What does the below image rebus riddle means ?

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