Time and Work Examples 3

Shortcut tricks on time and work are one of the most important topics in exams. Time takes a huge part in competitive exams. If you know time management then everything will be easier for you. Most of us skip that part. Few examples on time and work shortcuts is given in this page below. These shortcut tricks cover all sorts of tricks on Time and Work. We request all visitors to read all examples carefully. You can understand shortcut tricks on Time and Work by these examples.

Before doing anything we recommend you to do a math practice set. Then find out twenty math problems related to this topic and write those on a paper. Do first ten maths using basic formula of this math topic. You also need to keep track of the time. After solving all ten math questions write down total time taken by you to solve those questions. Now go through our page for time and work shortcut trick. After doing this go back to the remaining ten questions and solve those using shortcut methods. Again keep track of timing. You will surely see the improvement in your timing this time. But this is not all you need. You need more practice to improve your timing more.

You all know that math portion is very much important in competitive exams. That doesn’t mean that other sections are not so important. But only math portion can leads you to a good score. You can get good score only by practicing more and more. You should do your math problems within time with correctness, and you can do this only by using shortcut tricks. Again it does not mean that you can’t do maths without using shortcut tricks. You may have that potential to do maths within time without using any shortcut tricks. But so many other people may not do the same. Here we prepared time and work shortcut tricks for those people. We always try to put all shortcut methods of the given topic. But we may miss few of them. If you know anything else rather than this please do share with us. Your little help will help so many needy.

Time and Work Examples 3
Some important facts are needed for Time and work Problems. If a person do a piece of work which has to be require more time to complete and capacity is limited to that person but two or more person do the same piece of work which require less time and effort is minimum.

This examples is two person work a piece of work in same time and find out single person work to complete. So here is some example 3 of this chapter related which help you better study for job preparation.

This type of problem are given in Quantitative Aptitude which is a very essential paper in banking exam. Under below  given some more example for your better practice.



Example 1: 4 boy can complete a piece of work in 16 days, while 8 girls take 12 days to complete that work. How many days will 4 boys and 6 girls together take to complete the work ?
Answer : Required time to complete the work
8 x 12 = 6 x X
X = 16 days.
Time required by 4 boys an 6 girls to complete that work = 1 / 16 + 1 / 16 = 8 days.



Example 2: A women can do a job in 15 days. Her mother do 20 days and her son complete it in 25 days. How long it takes to complete if they work together ?
Answer : 1 / 15 + 1 / 20 + 1 / 25 = 47/300 days, It takes to complete the work together is 300/47.



Example 3:

Rahul can complete a job in 16 days and Manish can complete equal job in 18 days, some reason Manish work for 9 days and left the job. Now in how many days Rahul can complete the remaining job ?
Answer :
step 1: Manish complete the job in 9 day that is ( 1 / 18 X 9 ) = 1 / 2.
So remaining work is ( 1 – 1 / 2 ) = 1 / 2.
Step 2: Now Rahul complete its work in ( 1 / 16 X 2 ) = 8 days.
So Rahul complete the work in 8 days.



Example 4:

6 women alone can complete a piece of work in 10 days, whereas 10 children alone take 15 days to complete the-same piece of work. How many days will 6 women and 10 children together take to complete the piece of work ?
6 women work done a piece of work in 10 days and 10 children done it 15 days
step 1: 1 day’s work of 6 women and 10 children together = 1 / 10 + 1 / 15 = 5 / 30 = 1 / 6 day’s
Step 2 :  6 women and 10 children together will complete the work in 6 day’s.



 Example 5 :
15 can do a piece of work in 40 days. Then in how many days can 10 men complete double of the work ?
Answer :
Number of  working days = 15 x 40 x 2 / 10
= 120 days .



Example 6: Three person Amit, Bikash, and Chandan complete a work in 40 minutes, Amit and Bikash can complete the same type work in 60 minutes. Find Chandan alone can comlete that work ?
Answer : 1/ 40 – 1 / 60 = 3 – 2 = 120 = 1 / 120
Chandan alone can comlete that work 120 minutes.




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  1. nilufa ancer says:

    If 10 men or 20 women or 40 children can do a work in 7 months, then what is the required time to do the half of the work by 5 men,5 women and 5 children

    • Ajeet says:

      Ratio is 4:2:1
      And here total work is 210 ×7=1470
      But here asking half work so, 735
      So total time =21 days answer

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