#161 - Smart Logic Question

One day, a class teacher was told that the school superintendent will be visiting her class on the next day. The superintendent can ask questions from anywhere and it can be easy as well as difficult. The teacher will have the liberty to choose any pupil for answering the question.

Now she is determined that the impression that is cast upon the superintendent after the inspection should be great. How will she instruct the students so that she maximizes the chances of receiving a correct answer for each question? Also, she must create the best impression. How will she do it?

Smart Logic Question
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It is quite simple a task. The teacher asked all her students to raise their hands on every question. However, those students who knew the right answer were asked to raise their left hand and those who did not know were asked to raise their right hand. In this manner, she would know who knows the correct answer and will pick the students accordingly. Also, since everybody will raise their hands, the final impression will be great.

#162 - Join Star Puzzle

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow. Can you find a method to achieve it?

Join Star Puzzle
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To do this, you needed to think out of the box. If you see the answer figure, you will understand what we are talking about.

#163 - Smart Thinking Riddle

A man is on his death bed. He has two sons. All these years, he has treated them equally and has not put any sort of discrimination between them. Now, he owns a land which he wants to divide equally between his sons before he takes his final breath. The only problem is that the land is not in any symmetrical shape and thus can’t simply be divided into two equal halves.

Can you figure out a method to divide the land without going through all the extensive measurements such that both sons are happy with their share of land ?

Smart Thinking Riddle
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The only way to divide the land without measuring is to ask one son to divide the land in two parts and then ask the other son to choose from the two lands first. In this way, there is no chance of cheating and the division will be almost fair.

#164 - Tricky Math Trivia Question

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

Tricky Math Trivia Question
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1st

The first option will have a bigger area. This is because the second triangle is not possible.
According to the formula:
Side 1^2 + Side 2^2 = Side 3^2

#165 - Matchstick Picture Logic Puzzle

If you look at the figure given, you will find a square formed with match sticks. This figure comprises of five squares. Can you move the matchsticks such that the resulting figure consists of ten squares?Please note that, you can just drag the matchsticks and can’t rotate them and also you have just four moves. How will you do it?

Matchstick Picture Logic Puzzle
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If you look at the answer figure, you will understand which matchsticks to move and in what manner.

#166 - Quick Fire Maths Question

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

Quick Fire Maths Question
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Since at every minute, the cells of yeast are multiplying into two and at 1:22, the dish was half full, it will become full the very next minute i.e. at 1:23.

#167 - Tricky Interview Puzzle

I have a sore throat and a severe headache. I have four tablets with me that are identical to each other and they dont have any cover on them. There is no way I can identify which tablet serves what purpose. The only thing that I know is that two of these four tablets are for throat and the remaining two are for the headache. To treat my condition, I must take 1 of each. What will I do now ?

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I cannot identify the tablets by any means. Thus the only solution available is to cut each tablet in half and have them. In this way, it does not matter which tablet is for what purpose. I will be ultimately be having 1 of each.

#168 - Matchstick Problem

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.Can you do that?

Matchstick Problem
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Look at the image and see how we did it.

#169 - Popular Thursday Riddle

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?

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This is possible as Thursday was the name of her car.

#170 - Trick Humorous Puzzle

You were playing ping pong with your friend. Suddenly the ball fell into a narrow metal pipe that was imbedded in the concrete surface of the floor one foot deep. Now you dont have any other ball and you desperately want to take it out and play. You and your friend have your shoe laces, your tennis paddle and a plastic water bottle. However the bottle cannot fit into the pipe.

How will you take the ball out?

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All the tools you have are just given to draw your attention. In reality, you wont be using any one of them to take out that ball. It is a ping pong ball right? You have a water bottle too. Just empty the bottle in that narrow hole and your ball will float to the top automatically.