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Light glows for every 13 seconds . Howmany times did it between 1:57:58 and 3:20:47 am
Shubham Pramod Mirase
- Oct 25th, 2020
384 is the correct answer
detallica
- Jun 3rd, 2008
I have calculated the time difference in seconds , it comes out to be 4969 secs , since the light glows in 13 secs so it will glow 382.23 i.e 383 times approx.pls check the answer , iam not sure .the first guy had added an extra one in 383 , why ?
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We all know that the hour hand and the minute hand on a clock travel at diff speeds. However, there r certain occasions when they r exactly opposite each other. Can u give a simple formula for calculating the times of these occasions?
Rishi_143love
- Jul 25th, 2008
For exactly oppodite orientations,the angle between the must be an odd multiple of"pi"Now,angular speed of minute hand=2pi &n...
shashank_tangwan
- Mar 1st, 2007
CORRECTION :There is a discrepancy of 5/11 mins in overlapping and it gains by this much time in 65 mins .................. Which means that :correct clock takes 65 & 5/11 mins to overl...
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Infosys Puzzle Questions
Q. There are 5 persons who have won top 5 places in an event olympics one of them asks all the 5 regareding their positions they reply as a: I am not the last b: c is in third place c: e is behind a d: b is in 1st place e: d is not the firstfind positions in order.Q. A says if 75 chickens are sold from what we have now the feed will last for extra 20 days. But B says if we buy additional 100 chickens...
kkguha
- Jan 12th, 2010
There are 5 persons who have won top 5 places in an event olympics one of them asks all the 5 regareding their positions they reply as a: I am not the last b: c is in third place c: e is behind a d: b is in 1st place e: d is not the firstfind positions in order.
paul
- Jul 1st, 2006
correct answer is " becad"cos 'c' is in 3rd place 'e' is behind 'a''b' is firstn 'd' is last
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Albert and Fernandes have two leg swimming race. Both start from opposite ends of the pool. On the first leg, the boys pass each other at 18 m from the deep end of the pool. During the second leg they pass at 10 m from the shallow end of the pool. Both go at constant speed but one of them is faster. Each boy rests for 4 seconds at the end of the first leg. What is the length of the pool?
shraisy
- Sep 29th, 2011
@gaurav4607
will we not consider the time they took for rest at each end . i.e 4 seconds ?gaurav4067
- Dec 8th, 2010
The solution is :Let the length of swimming pool be : Dlet their speed be x and y. So acc. to ques the fast swimmer (let x) would start from shallow end. Thuslet they first meet after time: t1x ....
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I left home early in the morning and returned back in the afternoon. The speciality that i noted was that when i returned, the minute hand was where the hour hand was in the morning and the hour hand was 2 minutes away from where the minute needle was in the morning. When did i return?
hema
- Dec 19th, 2005
He arrived after 6 and a half hour
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If a farmer divides all the mangoes he has into rows of 3,5,7,9 he finds there isstil one left but when he divides it into rows of 11 he finds none is left. what is thetotal no of mangoes
madhuri
- Jan 22nd, 2007
lcm of 3,5,7,9 is 945...if we divide 946 it will have remainder 1 but if we divide by 11 no remainder....
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Time Puzzle
2 and a half artist with 2 and a half canvases and two in two and a half hours can paint 2 and a half drawings. How many artist are needed for 24 canvases and 24 drawings in 24 hours?
aries.mishra
- Jun 25th, 2010
Answer is 2 and a half artists. This question usually asked similarly as that one cloth takes one hour to be dry then how much time will 10 cloths take to be dry?Mostly people confuse and say 10hrs. this is same question.Ans is 2.5 artists
prateek katta
- Feb 19th, 2010
2 artists are needed.
(2 artists in 2.5 hours can make 2.5 paintings.
In 22.5 (2.5*9) hours they will make 22.5 paintings.
In next one and a half hour they will make 1.5 paintings(this can be found by chain rule).
So in 24 hrs 2 artists will make 24 paintings) -
Price of Cow
A man sold two cows for Rs. 210 at a total profit of 5 %. He sold one cow at a loss of 10% and another at a profit of 10%. What is the price of each cow?
khushbu.kathiriya
- Oct 27th, 2010
Total 5% profit on Rs.210 i.e. Original Price=200Rs.Suppose one cow is of X Rs.i.e. another is of 200-X Rs.now loss of 10% on X =10x/100& profit of 10% on (200-x) =(200-x)10/100i.e.x-[...
S.P.K.A.
- Sep 28th, 2010
The cost of 2 cows is 200.Overall Profit is 10 Rs..The cost of 1st cow (sold for 10% loss) is 50 Rs. i.e. loss=5 RsThe cost of 2nd cow (sold for 10% profit) is 150Rs. i.e. profit=15 Rs.
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A Doctor and Nurse gave birth to a child. The child becomes 15 years of age then one day teacher asked the child about their parents and she said that his father is not a doctor and his mother was not a nurse. How is it possible?
The doctor and Nurse processed the delivery of child and not they are the father and Mother of the child.
mon24
- Mar 17th, 2008
When the child was of 2yrs 3months and 8 dayz his father and mother died in the road accident ...after wich he was adopted by an engineer
sridhar.k
- Nov 16th, 2007
that is an test tube baby
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A says if 75 chickens are sold from what we have now the feed will last for extra 20 days. But B says if we buy additional 100 chickens then feed will get over 15 days earlier. Find the No. of chickens both are having now?
gaurav4067
- Dec 7th, 2010
The answer for this question is, there are 300 chickens and 60 days. by
solving the eqs
xy = (x-75)*(y+20).....................(1)
xy = (x+!00)*(y-15).....................(2)
Let x be the no. of chickens and the days be y
gaurav4067
- Dec 7th, 2010
he ans for this q is there are 300 chickens and 60 days. by solving the eqs xy (x-75)*(y+20)xy (x+!00)*(y-15)let x be the no of chickens and the days be y
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Two trains start at same time frm Bangalore & mysore. They move in opposite direction reaching the destination at one hour & four hours respct after passing one another. How much faster is one train than the other?
sreedhar_28
- Oct 12th, 2008
let s1-peed of train from bangalore to mysore(train1)s2- speed of train from mysore to bangalore(train2)and x be the distance from B to Mand a be the distance from bangalore till meet point(i.e.)...
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b: "c is in third place"
c: "E is behind A"
d: "B is in first place"
e: "D is not the first"
The persons who have won gold and silver have lied find the positions in order(format:
name of first, name of second,..)">There are 5 persons who have won top five places in an event in Olympics . one ofthem asks all the five regarding thier positions, they reply asa: "i am not the last"b: "c is in third place"c: "E is behind A"d: "B is in first place"e: "D is not the first"The persons who have won gold and silver have lied find the positions in order(format:name of first, name of second,..)
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50min's ago if it was 4 times as many min's past 3 o'clock, how many min's is it to 6o'clock
26 min's , please send me mail how to get this answer
Venugopal668
- Nov 27th, 2010
3hr 3 min 20 sec 50 mins before it will be 46 min 40 sec back so it might be 2 hr 13min 20 sec 3.20*4=12.80 =13.20 sec so at 6.29 minutes diffrent will becaluculate time taken to reach 6.29 from 2.13.20sec
soumia george
- Dec 17th, 2006
4x+50=180-x4 times a time which is 50 mins ago=(3 hrs)-x5x=130x=26
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Challenging Puzzles
Ans