There are 80 coins, among them one coin weighs less compared
to other. You are given a physical balance to weigh. In how
many wieghings the odd coin can be found.
- 8 Answers
- 24186 Views
- CTS, lenovo, UHG, I also Faced
- E-Mail Answers
Answer Posted / sushil
1/80 using probability
| Is This Answer Correct ? | 13 Yes | 32 No |
Post New Answer View All Answers
What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12
The sum of the series 1 + 1(1+1/n) + 3(1+1/n)2 + ..... is equal to?
How many rational numbers are there between 0 & 5?
How many two digit numbers satisfy the property: the last digit of the square of the two digit number is 8:
B is 20 miles east of A. D is 30 miles east of C. E is 10 miles north of D. C is 20 miles north of B. How far E is from A?
A man shapes 3 cardboards in 50 minutes,how many cardboards does he shape in 5 hours? answer 18cardboards.
Financial aptitude
Let's say that you have 25 horses, and you want to pick the fastest 3 horses out of those 25. In each race, only 5 horses can run at the same time because there are only 5 tracks. What is the minimum number of races required to find the 3 fastest horses without using a stopwatch?
If x,y,z are three consecutive natural numbers, which of the following numbers should be x+y+z
2020201-565656=?
Three friends divided some bullets equally. After all of them shot 4 bullets the total no.of remaining bullets is equal to that of one has after division. Find the original number divided.
After spending 2/3 of his salary on rent and food items and 1/4th of the remaining on transportation, Rajesh has 6000 with him. How much did he pay on transportation?
A train blows a siren one hour after starting from the station. After that it travels at 3/5th of its speed it reaches the next station 2 hours behind schedule. If it had a problem 50 miles farther from the previous case,it would have reached 40 minutes sooner. Find the distance between the two stations .
Concentrations of three wines A, B and C are 10, 20 and 30 percent respectively. They are mixed in the ratio 2 : 3 : x resulting in a 23% concentration solution. Find x.
What is the least number of squares marbles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
