1. A man starts his walking at 3PM from point A, he walks at the rate of 4km/hr in plains and 3km/hr in hills to reach the point B. During his return journey he walks at the rate of 6km/hr in hills and 4km/hr in plains and reaches the point A at 9PM.What is the distance between A and B?

Ans: 12km

Solution:

T1+T2=6
T1-time for forward journey,
T2-time for return journey
D1+D2=forward /return distance
D1-distance in plains
D2-distance in hills
D1/4 +D2/3=T1 (forward time)
D1/4 +D2/6=T2 (return time)
Adding we will get D1+D2=12 km

2. A boy asks his father, " what is the age of grand father?". Father replied " He is x years old in x^2 years", and also said, "we are talking about 20th century". what is the year of birth of grand father?

Ans: 1892

3. A boy travels in a scooter after covering 2/3rd of the distance the wheel got punctured he covered the remaining distance by walk. Walking time is twice that of the time the boy’s riding time. How many times the riding speed as that of the walking speed?

Ans: 4 times.

4. In a Knockout tournament 51 teams are participated, every team thrown out of the tournament if they lost twice. How many matches to be held to choose the winner?

Ans: 101 matches

5. A man sold 2 pens. Initial cost of each pen was Rs. 12. If he sell it together one at 25% profit and another 20% loss. Find the amount of loss or gain, if he sells them separately.

Ans: 60 Paise gain

6. Find the 3 digit no. whose last digit is the square root of the first digit and second digit is the sum of the other two digits.

Ans: 462

7. Meera was playing with her brother using 55 blocks. She gets bored playing and starts arranging the blocks such that the no. of blocks in each row is one less than that in the lower row. Find how many were there in the bottom most row?

Ans: 10

8. Two people are playing with a pair of dies. Instead of numbers, the dies have different colors on their sides. The first person wins if the same color appears  on both the dies and the second person wins if the colors are different. The odds of their winning are equal. If the first dice has 5 red sides and 1 blue side, find the color(s) on the second one.

Ans: 3 Red, 3 Blue

9. A person travels in a car with uniform speed. He observes the milestone, which has 2 digits. After one hour he observes another milestone with  same digits reversed. After another hour he observes another milestone  with same 2 digits separated by 0. Find the speed of the car?

Ans : 45

10. Three persons A, B &C went for a robbery in different directions and they theft one horse, one mule and one camel. They were caught by  the police and when interrogated gave the following statements
A: B has stolen the horse

B: I didn't rob anything.

C: both A & B are false and B has stolen the mule.

The person who has stolen the horse always tell the truth and

The person who has stolen the camel always tell the lie.

Find who has stolen which animal?

Ans:   

A- camel

B- mule

C- horse

11. One quarter of the time till now from midnight and half of the time remaining from now up to midnight adds to the present time.  What is the present time?

Ans: 9:36AM

12. After world war II three departments did as follows First department gave some tanks to 2nd &3rd departments equal to  the number they are having.  Then 2nd department gave some tanks to 1st  & 3rd departments equal to  the number they are having. Then 3rd department gave some tanks to 2nd &1st departments equal to the number they are having.  Then each department has 24 tanks.  Find the initial number of tanks of each department?

Ans :  

A-39

B-21

C-12

13. A, B, C, D&E are having their birthdays on consecutive days of the week  not necessarily in the same order. A 's birthday comes before G's as many days as B's birthday comes after E's.  D is older than E by 2 days.  This time G's birthday came on  Wednesday. Then find the day of each of their birthdays?

Ans:
Birthday of D on SUNDAY
Birthday of B on MONDAY
Birthday of E on TUESDAY
Birthday of G on WEDNESDAY
Birthday of A on THURSDAY

14. A girl 'A' told to her friend about the size and color of a snake she has seen in the beach. It is one of the colors brown/black/green and one of the sizes 35/45/55.

If it were not green or if it were not of length 35 it is 55.
If it were not black or if it were not of length 45 it is 55.
If it were not black or if it were not of length 35 it is 55.
a) What is the color of the snake?
b) What is the length of the snake?

Ans: 

a) brown

b) 55

15. There are 2 persons each having same amount of marbles in the beginning. after  that 1 person gain 20 more from second person n he eventually lose two third of it during the play n the second person now have 4 times marble of what 1st person is having now. find out how much marble did each had in the beginning.

Ans - 100 each

16. A lady was out for shopping. she spent half of her money in buying A  and gave 1 dollar to bagger. father she spent half of her remaining money and gave 2 dollar to charity. further she spent  half of remaining money n gave 3 dollar to some children. now she has left with 1 dollar. how much she had in the beginning?

Ans: $42

17. There are certain diamonds in a shop.

1 thief stole half of diamonds and 2 more.

2 thief stole half of remaining and 2 more

3. same as above

4 same as above.

5 came nothing was left for that.

how many diamonds was there???

Ans: 60 diamonds

18. There are three friends A B C.

1. Either A or B is oldest

2. Either C is oldest or A is youngest.

Who is Youngest and who is Oldest?

Ans: A is youngest n B is oldest.

19. Father says my son is five times older than my daughter. my wife is 5 times older that  my son. I am twice old from my wife and altogether (sum of our ages) is equal to my mother 's age and she is celebrating her 81 birthday. so what is my son's age?

Ans: 5 years.

20. Fodder, Wheat and Rice often eat dinner out.

 

a)      each orders either coffee or tea after dinner.

b)      if fodder orders coffee, then Wheat orders the drink that Rice orders

c)      if Wheat orders coffee, then fodder orders the drink that Rice does not order

d)      if Rice orders tea, then fodder orders the drink that Wheat orders

 

which person/persons always  orders the same drink after dinner ?

 

Ans: Fodder

21. We are given 100 pieces of a puzzle. If fixing two components together is counted as 1 move ( a component can be one piece or an already fixed set of pieces), how many moves do we need to fix the entire puzzle.

Ans: 99

22. Two guys work at some speed...After some time one guy realizes he has done only half of the other guy completed which is equal to half of what is left !

So how much faster than the other is this guy supposed to do to finish with the first...

Ans: one and half times or 3/2

23. There is a square cabbage patch. He told his sister that i have a larger patch than last year and hence 211 more cabbages this year. Then how many cabbages I have this year.?

Ans:106*106=11236

24. There are three guesses on  the color of a mule

1 says: its not black

2 says: its brown or grey

3 says: its brown

At least one of them is wrong and one of them is true.....Then what’s the color of mule?

Ans: Grey

25. There are two containers on a table. A and B . A is half full of  wine, while B, which is twice A's size, is one quarter full of wine . Both containers are filled with water and the contents are poured into a  third container C. What portion of container C's mixture is wine ?

Ans:33.33%

26. A man was on his way to a marriage in a car with a constant speed. After 2 hours one of the tier is punctured and it took 10 minutes to replace it. After that they traveled with a speed of 30 miles/hr and reached the marriage 30 minutes late to the scheduled time. The driver told that they would be late by 15 minutes only if the 10 minutes was not waste. Find the distance between the two towns?

Ans: 120 miles

27. Farmer Jones sold a pair of cows for Rs. 210 , On one he made a profit of ten percent and on the other he lost ten percent. Although he made a profit of five percent. How many did each cow originally cost him?

Ans:150,50

28. I spent one-sixth of my age as a boy and one-12th in youth, remarked the boss "spent one-seventh and five years in matrimony". My son born just after that period was elected as a governor 4 years back when he was half of my present age. What is the age of the boss?

Ans: 84

29. A girl had several dollars with her. she went out for shopping and spent half of them  in shopping mall, being generous she had given 1 dollar to the beggar. After that she went for lunch and spent the half of the remaining and gave 2 dollars as tip to the waiter. Then she went to watch a movie and spent the half of remaining dollars and gave autorikshaw-wala 3 dollars. This left her with only 1 dollar. How many dollars did she had with her at the beginning.

Ans:$42.

30. A bargain hunter bought some plates for  $ 1.30 from a sale on Saturday, where price 2cents was marked off at each article .On Monday she went to return them at regular prices, and bought  some cups and saucers from that much amount of money only. The normal price of plate were equal to the price of 'one cup and one saucer'. In total she bought 16 items more than previous. saucers were only of 3 cents hence she brought 10 saucers  more than the cups, How many cups and saucers she bought  and at what price?

Ans: 8,18  Price: 12,3.

31. Mr. T has a wrong weighing pan. One arm is lengthier than other.1 kilogram on left balances 8 melons on right.1 kilogram on right balances 2 melons on left. If all melons are equal in weight, what is the weight of a single melon?

Ans:200 gms

32. A card board of 34 * 14 has to be attached to a wooden box and a total of 35 pins are to be used on the each side of the cardbox. Find the total number of pins used .

Ans: 210

33. Last Year my cousin came to my place and we played a game where the loosing one has to give one chocolate to the person who won the game .At the end of the vacation, i.e. the day my cousin was leaving she counted number of games that i won an she won. At last she gave me a total of 8 chocolates even though she won about 12 games. Find the number of games that we played.

Ans: 20

34. Here is a five digit number. The fifth digit is one fourth of the third digit and  one half of the fourth digit. Third digit is one half of the first digit. second digit is 5 more than the fifth digit.

What is that 5 digit no.?

Ans: 86421

35. A boy goes to school from his house. On one fourth of his way to school, he crosses a

 machinery station. And on one third of his way to school, he crosses a Railway station.

 He crossed the machinery station at 7:30 and he crosses the Railway station at 7:35.

 when does he leave the house & when does he reach the school ? (5M)

Ans: 7:15 - 8:15

36. Four persons A,B,C,D were there. All were of different weights. All Four gave a

 statement. Among the four statements only the person who is lightest in weight of all

 others gave a true statement.

 A Says : B is heavier than D.

 B Says : A is heavier than C.

 C Says : I am heavier than D.

 D Says : C is heavier than B.

Ans: ACDB.

37. A man was traveling to a place 30 miles away from starting point. he was speeding at 60 miles/hr. but when he came back, his car got breakdown and half an hour was wasted in repairing that. altogether he took 1 hr for return journey. Find the avg. speed of the whole journey.

Ans:60 miles/hour.