Solution:

Jose gave him 2 $1 note which indicates he needed the choco-mix ice cream cone. If Jose needed the Strawberry cone he must have put just one $1 note. Pep put just 1 $2 note, so the seller can't judge which flavour cone he wants.

Solution:

As shown in the picture below.
Cut 1 : Cut the cake across the diameter.
Cut 2 : Cut horizontally and you will get 4 equal pieces of cake
Cut 3 : Cut horizontally from other side and you will get 8 equal pieces of cake

Solution:

Since the knife was in her hand which implies that she was planning to kill her husband "Inspector Montalbano".

Solution:

1/3

Explanation
Assuming T1 is the Toy for brother1, T2 is the toy for brother2 and T3 is the toy for brother3.

Following are the possible cases for toys distribution:

Boy1 Boy2 Boy3
T1 T2 T3
T1 T3 T2
T2 T1 T3
T2 T3 T1 .... (A)
T3 T1 T2 .... (B)
T3 T2 T1

In both steps (A) & (B), no one gets the correct toy.
Therefore probability that none brother can get the own toy is 2/6 = 1/3

Solution:

I was born in Hospital whose room number is 1950.

Solution:

Option A) :Yes

Explanation:
If Rachel is married, Joey who is unmarried is looking ar Rachel who is married.
If Rachel is unmarried, then Ross who is married is looking at Rachel who is unmarried.

Solution:

Simple, You must shoot the Tiger and drive off in the jaguar(car).

Solution:

Mr. Orange is wearing a Green shirt.
Mr. Pink is wearing an Orange shirt.
Mr. Green is wearing a Pink shirt.

One should notice that the person wearing Green shirt agreed to Mr. Pink's statement which implies that Mr. Pink is not wearing Green. Obviously, he cannot be wearing a Pink shirt which is why he must be wearing an Orange shirt.

Now, we can easily deduce that the Green shirt is being worn by Mr. Orange and the Pink shirt by Mr. Green since they must be wearing a color different than their names.

Solution:

She was playing baseball.

Solution:

John Walters was drowned in the quicksand.