Solution:

987 is sam house number.
Pricing is simple 10$ for each number.

Solution:

She was playing baseball.

Solution:

It can be done as shown in the picture below.

Solution:

John Walters was drowned in the quicksand.

Solution:

It can surely be true because it is not mentioned that it was raining.

Solution:

Yellow switch

The trick to solve this problem is to start from the bulb.

Solution:

On the faces of the first dice, you can write 0, 1, 2, 3, 5 and 7
On the faces of the second dice, you can write 0, 1, 2, 4, 6 and 8.

It is simple to crack. Basically, we need 1 and 2 on both the dices to display 11 and 22. Also, we need 0 on both the dices to display dates from 01 to 09.

Now we have taken every number on either dice except. This is the tricky part. Whenever you want to use a 9, you can simply rotate the face with 6 180 degrees.

Solution:

Never.

Explanation:
After every three steps, both Tyrion and Snow will step out together i.e Tyrion-Snow after every three steps will be like left-left, left-right, left-left and so on.....

Solution:

Watermelon

Explanation:
- Something their friend Howard can eat: watermelon
- Something their neighbor penny can drink: juice of watermelon
- Something their friend Raj's cow can eat: Watermelon rinds
- Something his girlfriend Amy can plant in her garden: the seeds of a watermelon

Solution:

On the back, since bullet train is accelerating, therefore,the person at the back will spend less time than one in front.