#81 - Somebody's Mom Son Riddle

Somebody's mom has 4 sons North, South & East. What is the name of the fourth son.
Write the name of the 4th son in the comments section below.

Somebody's Mom Son Riddle

What.

It is clearly mentioned that "What is the name of the fourth son". Note it's a statement with a period(.) and not with a question mark(?).

Most of the people has given the answer as "West" or "somebody".

#82 - Scooter Presence of Mind Riddle

Can you determine who should pay for the scooter by looking at the below picture carefully?

Scooter Presence of Mind Riddle

The girl

#83 - Weather Prediction Brain Teaser

If it's raining at 12 a.m.

Could you expect sunny weather in 72 hours?

Weather Prediction Brain Teaser

No, because it will be night again in 72 hours, and there can be no sun in the sky.

#84 - Swimming Pool Dead Person Brain Teaser

Who is dead?

Swimming Pool Dead Person Brain Teaser

Person-1

Explanation:
Person-3: Some will say the answer to be person-3 as his body is floating in the water. But the question is do dead bodies float in water?. The answer is yes, but it takes at least 2 to 3 days for a dead body to float. In the starting 1 to 2 days, a dead body sink under the water, thereafter it starts floating. Thus, person-3 is not dead.

Person-2: There is vibration in the water. This makes us sure that person-2 is not dead.

Person-1: If you see closely, he is having a book in his hand and it is in the water. Also, he seems to be in a subconscious state.

So, the answer to this puzzle is Person-1.

#85 - Family Pizza Brain Teaser

What is wrong with the below pizza riddle?

Family Pizza Brain Teaser

The kids have 4 slices of pizza in their hands but only three pieces are missing from the pizza box.

#86 - Can you crack the code puzzle

A numeric lock has 3 digit code with the below rules:

(3,0,2)one number is correct and well-placed;
(3,5,6)one number is correct but wrong placed;
(5,7,4)Two numbers are correct but wrong placed;
(6,8,9)nothing is correct;
(6,7,0)one number is correct but wrongly placed

Can you crack the code puzzle

405

#87 - Aeroplane Hijack puzzle

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

Aeroplane Hijack puzzle

If the officials thought he was jumping with a hostage, they would never risk giving him a faulty parachute.

#88 - Trolls Riddle

You are on your way to visit your Grandma, who lives at the end of the valley. It's her birthday, and you want to give her the cakes you've made.

Between your house and her house, you have to cross 7 bridges, and as it goes in the land of make believe, there is a troll under every bridge! Each troll, quite rightly, insists that you pay a troll toll. Before you can cross their bridge, you have to give them half of the cakes you are carrying, but as they are kind trolls, they each give you back a single cake.

How many cakes do you have to leave home with to make sure that you arrive at Grandma's with exactly 2 cakes?

Trolls Riddle

2: At each bridge you are required to give half of your cakes, and you receive one back. Which leaves you with 2 cakes after every bridge.

#89 - Famous Probability puzzle SHOOT

Mr. Black, Mr. Gray, and Mr. White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr. Black, who hits his shot 1/3 of the time, gets to shoot first. Mr. Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr. White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr. Black, where should you shoot first for the highest chance of survival?

Famous Probability puzzle SHOOT

He should shoot at the ground.

If Mr. Black shoots the ground, it is Mr. Gray's turn. Mr. Gray would rather shoot at Mr. White than Mr. Black, because he is better. If Mr. Gray kills Mr. White, it is just Mr. Black and Mr. Gray left, giving Mr. Black a fair chance of winning. If Mr. Gray does not kill Mr. White, it is Mr. White's turn. He would rather shoot at Mr. Gray and will definitely kill him. Even though it is now Mr. Black against Mr. White, Mr. Black has a better chance of winning than before.

#90 - Secret Code puzzle

A man wanted to get into his work building, but he had forgotten his code. However, he did remember five clues. These are what those clues were:

The fifth number plus the third number equals fourteen.

The fourth number is one more than the second number.

The first number is one less than twice the second number.

The second number plus the third number equals ten.

The sum of all five numbers is 30.

What were the five numbers and in what order?

Secret Code puzzle

7, 4, 6, 5, 8