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%
Ques:- Diophantus passed one sixth of his life in childhood, one twelfth in youth, and one seventh more as a bachelor; five years after his marriage a son was born who died four years before his father at half his final age. How old is Diophantus?
Ques:- The sum of five consecutive even numbers of set x is 440. Find the sum of a different set of five consecutive integers whose second least number is 121 less than double the least number of set x?
Ques:- Two pipes function simultaneously the reservoir will be filled in 12 hours. One pipe fills reservoir 10 hours faster than the other. How many hours does the faster pipe take to fill the reservoir?
Recent Answer : Added by Manik rattan On 2021-08-16 06:56:14:
suppose
pipe:
A -30 hours A’s effeciency (60/30) =2
60( lcm of 30 and 20)
B- 20 hours B’s effeciency (60/20)=3
time taken by both to fill = 60/5 =12 as given in question (effeciencies of both a+b =2+3=5)
time taken by faster pipe i.e b = 60/3 =20
Ques:- How to calculate bearing number to diameter of the inner and outer rings?
Ques:- Every day a cyclist meets a train at a particular crossing .The road is straight before the crossing and both are travelling in the same direction.Cyclist travels with a speed of 10 kmph.One day the cyclist come late by 25 minutes and meets the train 5 km before the crossing.What is the speed of the train?
Ques:- in a mixture R is 2 parts and S is 1 part. In order to make S to 25% of the mixture how r is needed ? give the steps plz…..
Recent Answer : Added by Admin On 2020-05-17 12:04:05:
Its very simple..
consider the fraction of s in the mixture = 1/3
So if we add one more R the the fraction wil be = 1/4
Automaticaly S becomes 25% of the mixture
Ques:- What is your ideal job – in detail?
Ques:- A cistern has three pipes, P, Q and R. The pipes P and Q can fill it in 4 and 5 hours respectively and R can empty it in 2 hours. If the pipes are opened in order at 1, 2 and 3 A.M. When will the cistern be empty?
Ques:- Are you comfortable for working 6 days?
Ques:- A person travels 800m with some speed and reaches the destination. If he travels 15m/sec more than his previous speed, he will reach the destination 12 sec before. Find out his original speed?
Ques:- A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that all the four bulbs are defective?
Ques:- Barbara has boxes in three sizes: large, standard, and small. She puts 11 large boxes on a table. She leaves some of these boxes empty, and in all the other boxes she puts 8 standard boxes. She leaves some of these standard boxes empty, and in all the other standard boxes she puts 8 (empty) small boxes. Now, 102 of all the boxes on the table are empty. How many boxes has Barbara used in total?
Ques:- How much time before you can join us?
Ques:- What do you think about the college you studied?
Ques:- What will you do if our competitor offered you a higher salary?
Ques:- What do you mean by bpo?
Recent Answer : Added by hr On 2021-10-22 09:12:50:
Business Process Outsourcing, or BPO, refers to the process of contracting standard business functions to be handled by a party outside of the company.
BPO is the abbreviation for business process outsourcing, which refers to when companies outsource business processes to a third-party (external) company.
Ques:- What is your greatest fear?
Ques:- About family background and monthly income of family
Ques:- Describe a problematic situation and how you solved it?
Ques:- How you convience the customer?
Ques:- What is the missing number in 56 / 7 = ? – 5
Recent Answer : Added by Hakeem Nazia Begum On 2022-09-22 16:40:09:
13
Ques:- How would you feel about working for a younger manager?
Ques:- If you had an infinite supply of water and a 5 quart and 3 quart pail, how would you measure exactly 4 quarts?
Recent Answer : Added by Admin On 2020-05-17 12:01:39:
first fill 3quart pail and pour in 5quart pail.fill again 3
quart pail and fill remaining 2 quarts in 5 quart
pail.hence 1 quart remains in 3quart pail.empty 5quart pail
and pour 1 quart from 3 quart pail. also add another 3
quart from 3 quart pail. hence 1 + 3 quarts = 4 quarts.
Ques:- What is your achievements ? why do you think it is significant for this job ? what are the challenges you face and how do you achieve them.
Ques:- Why are you working in sales
Ques:- What is the greater of the two numbers whose product is 2560, given that the sum of the two numbers exceeds their difference by 64?
Recent Answer : Added by tony montana On 2022-03-09 16:40:02:
80
Ques:- About yourself, why to join onmobile, why mba after B.tech, 3 achievements and setbacks of ur life etc
Ques:- What is your main role in last company & work process?
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%