there are 27 coins in which 0ne is heavier than rest(all
equal weight).how many measurements are needed to isolate
that odd one.

Answers were Sorted based on User's Feedback



there are 27 coins in which 0ne is heavier than rest(all equal weight).how many measurements are ne..

Answer / uchaitu1

Three Measurements.

Take three Divisions each
9 9 9 Odd one goes out in First Measurement
Again take three divisions
3 3 3 Odd one goes out in Second Measurement
Again take three divisions
1 1 1 Odd one comes into ur hand in Third
Measurement

Is This Answer Correct ?    10 Yes 2 No

there are 27 coins in which 0ne is heavier than rest(all equal weight).how many measurements are ne..

Answer / dinesh

four measurement

take 13 coins(26 coins) in each hand
wt is equal then 27 th coin has heavier wt

else
take 6 coins(12 coins) in each hand-which has more wt
wt is equal then 13 th coin has heavier wt

else
take 3 coins(6 coins) in each hand-which has more wt

take 1 coins(2 coins) in each hand-which has more wt
wt is equal then 3rd coin has heavier wt

Is This Answer Correct ?    2 Yes 3 No

Post New Answer

More General Aptitude Interview Questions

George while driving along the highway saw road markers which are at equal distances from each other. He crosses the markers every 20 seconds. If he increases his speed by x meters per second, he crosses the markers at every 15 seconds. But if he increases his speed by y meters per second, he crosses the marker at every 10th second. If y-x = 40 meters per second, then what is the distance between two markers.

0 Answers   TCS,


sent me the soliton company's question papers//////

0 Answers  


3,5,7,12,17,19,..????

11 Answers   Reliance,


WRITE ABOUT A RECENT HOLIDAY EXPERIENCE

1 Answers   Amazon,


8 inch Pizza rs 300. If 16 inch is sold at 900. What % discount is there?

4 Answers   3D PLM,






5 tables and 10 chairs were sold for 20000.15%gain for table,10%loss on chair.overall profit rs 750.the cp of table is

5 Answers   Caterpillar,


A sum of Rs 312 is divided among 100 boys and girls such that every boy gets an amount of Rs 3.60 and every girl gets 2.40 Rs. Calculate the number of girls in the group.

0 Answers   CGI,


Classic: If a bear walks one mile south, turns left and walks one mile to the east and then turns left again and walks one mile north and arrives at its original position, what is the color of the bear.

9 Answers   EXL, Microsoft, TCS,


4,44,444,4444. Something like this.

4 Answers   3D PLM,


the largest river of asia is

4 Answers  


Two pipes A and B when working alone can fill a tank in 36 minutes and 45 minutes respectively. A waste pipe C can empty the tank in 30 minutes.First A and B are opened After 7 minutes. C is also opened . In How much time will the tank be full ?

0 Answers   Axis Bank,


2x-y=4 then 6x-3y=?

26 Answers   ABC, Cap Gemini, Ebix, Infosys, Polaris, ProKarma, TVS,


Categories