Coherent riddle thinking frequently includes in bank PO, SSC, government tests and many passageway tests. These are generally game plan based, alphanumeric or scientific thinking puzzles. Furthermore, thinking puzzle addresses upgrade your deductive and critical thinking capacities. Here, we have assembled a progression of various rationale puzzles with answers and clarifications. This set contains 10 simple consistent riddles.

By the use of your numerical and logical reasoning abilties please try to determine out which variety is lacking in the questions below. The numbers round will provide you with the clues you need to resolve the puzzle.

Puzzles Questions and Answers

Q.1. Meena’s mother has five daughters: Reena, Teena, Sheena and Sheela. Who is the fifth daughter?

Meena.

Q.2. How many times can you subtract the number 5 from 35?

Once. After the first calculation, you will be subtracting 5 from 30, then 5 from 25, and so on.

Q.3. Before the days of motor cars, a man rode into town on his horse. He arrived on Sunday, spent three days in town and left on Sunday. How is that possible?

The name of the horse was Sunday.

Q.4. Imagine that you have 26 constants, labeled A through Z. Each constant is assigned a value in the following way: A = 26^1, B = 25^2, C = 24^3, D = 23^2 and so on till Z = 1^26. Find the exact numerical value to the following equation: (Y – A) * (Y – B) * (Y – C) * … * (Y – Z).

(Y – A) * (Y – B) * (Y – C) * … * (Y – Y) * (Y – Z) equals 0 since (Y – Y) is zero.

Q.5. A woman had two girls who were born on the same hour of the same day of the same year. But they were not twins. How could this be so?

They were two of a set of triplets.

Q.6. A girl found that she had a 56 cms strip of ribbon. She could cut a cm off every second. How long would it take for her to cut 56 pieces? She can not fold the strip and also, can not stack two or more strips and cut them together.

To get 56 pieces, the girl will have to put only 55 cuts. i.e. she can cut 56 pieces in 55 seconds. After getting 54 pieces, she will have a 2 cms long piece. She can cut it into two with just a one cut in 1 second. Hence, total of 55 seconds

Q.7. A man drove his Innova car all the way from Shimla to Delhi only to discover at the end of the trip that he had a punctured tyre from the very start. Yet his Innova car was not at all affected by it? How is this possible?

Punctured tyre must be a spare tyre.

Q.8. Vinod had twenty-one hens, all but eleven died, how many hens is Vinod left with?

Eleven

Q.9. A man builds a house with all 4 sides facing south. A bear walks past the house. What color is the bear?

White: the house is built directly on the North Pole.

Q.10. The secret agency Tycoon emailed some code to its agent 006. They are “RACECAR, MURDRUM, SAGAS, ATTACK, and REPAPER”. Leaving one which is fake, all other words have something in common. Can you help in finding the fake word?

The fake code-word is ATTACK.

All the code-words except ATTACK are Palindromes.

Logical Puzzles Questions and Answers

1.	A large volume of water is gushing through a pipe which narrows at the outlet. At which point, A, B, C or D will the water flow fastest?

Ans: C.

Sol.
The water flows fastest at the narrowest point.

2.	SUNDAY MONDAY TUESDAY WEDNESDay THURSDAY FRIDAY SATURDAY What day comes three days after the day which comes two days after the day which comes immediately after the day which comes two days after Monday?

Ans: Tuesday.

Sol.
Tuesday.

3.	A man has 53 socks in his drawer: 21 identical blue, 15 identical black and 17 identical red. The lights are fused and he is completely in the dark. How many socks must he take out to make 100 per cent certain he has a pair of black socks?

Ans: 40 socks.

Sol.
If he takes out 38 socks, although it is very unlikely, it is possible they could all be blue and red. To make 100 percent certain that he also has a pair of black socks he must take out a further two socks.

4.	Gordon is twice as old as Tony was when Gordon was as old as Tony is now. The combined age of Gordon and Tony is 112 years. How old are Gordon and Tony now?

Ans: Gordon 64 and Tony 48 .

Sol.
When Gordon was 48, Tony was 32(ie half the age Gordon is now).

5.	A bag of potatoes weighs 50 lbs divided by half of its weight. How much does the bag of potatoes weigh?

Ans: 10 lb; .

Sol.
50÷5 = 10.

6.	How many lines appear below?

Ans: 12 .

Sol.
12.

7.	How many cases do you need if you have to pack 112 pairs of shoes into cases that each hold 28 shoes?

Ans: 8 .

Sol.
112 pairs of shoes = 224 shoes.
= 224 ÷ 28
= 8.

8.	In a party of 35 people there are twice as many women as children and twice as many children as men. How many of each are there?

Ans: 5 men, 10 children and 20 women.

Sol.
IF x = the number of men,
then x + 2x + 4x = 35.
Therefore 7x = 35.
So X = 5.

9.	On taking delivery of a consignment of eggs the market stall owner was furious to find that several were cracked. In fact, on counting them up in order to assess the damage he found that 72 were cracked, which was 12 per cent of the total consignment. How many eggs in total were in the consignment?

Ans: 600 .

Sol.
= 72 ÷ 12 × 100
= 600.

10.	At college, 70% of the students studied Maths, 75% studied English, 85% studied French and 80% studied German. What percentage at least must have studied all 4?

Ans: 10 .

Sol.
10.

11.	A card player holds 13 cards of four suits, of which seven are black and six are red. There are twice as many hearts as clubs and twice as many diamonds as hearts. How many spades does he hold?

Ans: 6.

Sol.
The player holds 1 club, 2 hearts and 4 diamonds.
As he holds 13 cards (or seven black cards), it follows that there must be 6 spades.

12.	At each stage the black dot moves three corners clockwise and the white dot moves four corners anticlockwise. After how many stages will both dots be together in the same corner?

Ans:

Sol.
They will never appear together in the same corner as in a heptagon three corners clockwise is the same as four corners anticlockwise.

Puzzles Questions and Answers

Logical Puzzles Questions and Answers

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