There are 8 balls that look identical. One of them weighs
less than the others. Given a weighing scale, how will you
find this ball.

Answer Posted / bharat

in caswe there are odd balls leave a ball out and weigh the
remaining balls dividing them into 2 sets if the weights are
equal then the ball left out is the odd man out or take the
set with least weight and divide it further and continue.

Is This Answer Correct ?    36 Yes 7 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

6 women can do 75 units of work in 8 days by working 5hrs/day. In how many days can 4 women do 30 units of work by working 8hrs/day ?

1383


In a triangle, the average of the two angles is 56 degrees where as their difference is 24 degrees. What is the measurement of the biggest angle of the triangle?

676


if f(x)=1/x**2 , then f(f(f(x)))

782


The ratio of the number of boys and girls in a college is 3:2. Out of these 10 percent are boys and 25 percent are girls are scholarship holders. Find the no of boys and girls who are not scholarship holders.

823


If the % of defective balls is 10% balls,and the number of defective balls is 5.The number of balls is

1058






Wind flows 160 miles in 330 min, for travelling 80 miles how much time does it require?

790


The price of Machine D equals the sum of the prices of machine A, B and C whose price are in the ratio 2:3:4 respectively. If weights of A, B, C and D varies as square of its individual price and difference of weight of D and A, B and C together is 9880 kg. Then what is the weight of D?

1013


The time showed by an analog clock at a moment is 11 am then 1234567890 hours later it will show the time as:

1661


What is the selling price of a scooter? If the cost of the scooter is Rs 50 and a profit of 10% over selling price is earned.

699


Travelling for 9 days. total dist to be covered is 1080 miles. Dist covered per day must be 20 miles then that of previous day. what dist is covered

842


the graph was given.the x and y axes were there.the line is intersecting them.the points of intersection were y=3,x=0 and x=-2,y=0.write the equation of line.

710


An equilateral triangle of sides 3 inch each is given. How many equilateral triangles of side 1 inch can be formed from it?

922


600 tennis players 4% ->wrist band on one wrist of remain 96%->25%->on both hands remain no of ---

741


Dinesh is seated 7 from the left and satish is seated 12 from the right. when they interchange their positions, dinesh is seated 22nd from the left. How many people are there?

785


A sphere of 10.5 cm radius is melted. It is then casted into a cuboid of maximum volume. What will be the total surface area of such cuboid?

768