Solution:

Actually there were only three people who went on fishing - a son, a father and a grandfather. They can obviously be denoted as two fathers and two sons.

Solution:

The question was 'What is the time?'

Solution:

This is possible because nobody was married in the bus.

Solution:

She had a 50p coin, a 25p coin and four 10p coins.

Solution:

Ted will choose Ann.

You can know why after replacing each letter with the number corresponding to that letter (A = 1, B = 2, C = 3... etc.)

TED = 20 + 5 + 4 = 29
ANN = 1 + 14 + 14 = 29

If you calculate in a similar manner for George and Mary, you will find that each one of them adds up to 57

Solution:

The correct way to solve this question is go backwards. If the number of marble gets doubled every minute and after two hours, it is filled completely, one minute ago it would be half.

So, it will take 1 hour and 59 minutes for it to be filled half.

Solution:

21

Solution:

The police officer knows the story was not true since Vasco was shot from back and he was injured only in the stomach.

Solution:

You should choose the second shop.

It's a common logic. In the first shop, the barber had neat hairs. Since there are only two barbers in the entire town, he must have got his hairs cut from the barber in the second shop.

Solution:

No stairs, Its a one story building.