Ques:- There are 9 coins. Out of which one is odd one i.e weight is less or more. How many iterations of weighing are required to find odd coin?
Recent Answer : Added by Anonymous On 2021-10-22 09:13:01:
How will you know the odd is in lighter one or heavier one from only one weighing. It will require 2 weighing to find the odd set and one weighing for odd coin in that set i.e total 3 weighings.
Ques:- If there are 1024*1280 pixels on a screen and each pixel can have around 16 million colors. Find the memory required for this?
Ques:- If Rs.3250 be divided among Ram, Shyam and Mohan in the ratio of 1/2:1/3:1/4 then the share of each are?
Recent Answer : Added by DK BOSS On 2021-07-17 06:27:52:
Ques:- Two persons A and B take a field on rent. A puts on it 21 horses for 3 months and 15 cows for 2 months; B puts 15 cows for 6months and 40 sheep for 7 1/2 months. If one day, 3 horses eat as much as 5 cows and 6 cows as much as 10 sheep, what part of the rent should A pay?
Recent Answer : Added by Subhrajyotii Guha On 2022-08-14 16:25:40:
1/3rd of it
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Ques:- If you'll be given a super power what it would be? and why?
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Ques:- The bus fare for two persons for travelling between Agra and Aligarh id four-thirds the train fare between the same places for one person. The total fare paid by 6 persons travelling by bus and 8 persons travelling by train between the two places is Rs.1512. Find the train fare between the two places for one person?
Recent Answer : Added by NAVEEN SIVA On 2022-08-14 16:25:24:
Ques:- A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13?
Recent Answer : Added by bhawanisej On 2022-09-15 16:36:22:
when know that 13 is factor of 39 so it will also not be able to divide it differently. so the remainder will be same 20 but as we know that 20 is greater then 13 so we can divide it once again and in the casE of 13 the remainder will be 20-13=7
Ques:- Tell us about a problem you had with a co-worker and how you resolved it?
Ques:- The average marks in mathematics scored by the pupils of a school at the public examination were 39. If four of these pupils who actually scored 5, 12, 15 and 19 marks at the examination had not been sent up, the average marks for the school would have been 44. Find the number of pupils sent up for examination from the school?
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Ques:- Sanjeev ranks seventh from the top and twenty eight from the bottom in a class. How many students are there in the class?
Recent Answer : Added by surendrakumar On 2022-08-14 16:42:36:
the answer is 34
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Ques:- The cost of 16 pens and 8 pencils is Rs.352 and the cost of 4 pens and 4 pencils is Rs.96. Find the cost of each pen?
Recent Answer : Added by azeem ahamed On 2021-12-20 17:15:45:
20
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Ques:- 2598Successive discounts of 20% and 15% are equal to a single discount of (a) 30%(b) 32% (c) 34% (d) 35% (e) 36
Ques:- How many meters of carpet 50cm, wide will be required to cover the floor of a room 30m * 20m?
Recent Answer : Added by vignesh On 2021-03-02 17:09:32:
1200 meter
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Ques:- if 30 men completes a job in 15 days working 9 hrs per day.. how much hours per day should 40 men work ??
Recent Answer : Added by Admin On 2020-05-17 12:04:31:
as i assume the time taken to complete the job is not to be
changed while increasing the employees as it does not
clearly states so……….
30 men wrk for 9 hrs
therefore for the work to be done if no of workers is
increases the no of hrs / day to work should decrease so
here s a inverse relation
solving further we get
30 = K /9 ==> K= 270
now
40 = 270/y ==> y= 6.75
therefore ans is d)none
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Ques:- From 5 litres of a 20% solution of alcohol in water, 2 litres of solution is taken out and 2 litres of water is added to it. Find the strength of alcohol in the news solution.
A. 10%
B. 12%
C. 15%
D. 18%
Recent Answer : Added by Mohammad On 2022-11-18 16:03:05:
In 5liter alchol is 20%
In 1liter alchol is0.2÷5=0.04liter
Taken out 2liter solution =3liter solution
Alchol present 3×0.04=0.12liter
7liter water alhol present=0.12liter
12%
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Ques:- If a triangle has a base B and the altitude of the triangleis twice the base, then the area of the triangle is
Recent Answer : Added by Sushma malgi On 2022-09-15 16:36:41:
A = (B*H)/2
H = 2B
formula becomes A = (B*2*B)/2
this can be rewritten as A = (2*B^2)/2
the 2 in the numerator and denominator cancel out and you get:
A = B^2
How will you know the odd is in lighter one or heavier one from only one weighing. It will require 2 weighing to find the odd set and one weighing for odd coin in that set i.e total 3 weighings.