What is the easiest way to solve time and work questions?

Important Time and Work Formula

Work Done = Time Taken × Rate of Work.
Rate of Work = 1 / Time Taken.
Time Taken = 1 / Rate of Work.
If a piece of work is done in x number of days, then the work done in one day = 1/x.
Total Wok Done = Number of Days × Efficiency.
Efficiency and Time are inversely proportional to each other.

How do you solve days Problems?

Calendar Aptitude Tricks 200 years give us 5 x 2 = 10 – 7 (one week) 3 odd days. 300 years give us 5 x 3 = 15 – 14 (two weeks) 1 odd day. 400 years give us {5 x 4 + 1 (leap century)} – 21} (three weeks) 0 odd days. Month of January gives us 31 – 28 = 3 odd days.

What means alternate day?

adjective [ADJECTIVE noun] If something happens on alternate days, it happens on one day, then happens on every second day after that. In the same way, something can happen in alternate weeks, years, or other periods of time.

Can finish a work in 18 days and B can do the same work in 15 days b worked for 10 days and left the job in how many days a alone can finish the remaining work?

A can finish a piece of work in 18 days and B can do the sam work in 15 days,B worked for 10 days and left the job.In how many days, A alone can finish the remaining work? B’s 10 days work = 6×10=60 units .

How do you solve time and distance problems quickly?

Speed, Time & Distance Conversions

To convert from km / hour to m / sec, we multiply by 5 / 18.
To convert from m / sec to km / hour, we multiply by 18 / 5.
Similarly, 1 km/hr = 5/8 miles/hour.
1 yard = 3 feet.
1 kilometer= 1000 meters = 0.6214 mile.
1 mile= 1.609 kilometer.
1 hour= 60 minutes= 60*60 seconds= 3600 seconds.

How do you introduce time and work?

Approach 1: Using Fractions Ram can finish the work in 10 days i.e. in one day he will do 1/10th of the work. Rahim can finish the work in 40 days i.e. in one day he will do 1/40th of the work. So, in one day, both working together can finish= (1/10) + (1/40) = 5/40 = 1/8th of the work.

What does being an alternate mean?

An alternate is defined as a person who takes the place of another. An understudy is an example of an alternate. noun. 1. To pass back and forth from one state, action, or place to another.

What does alternate Sunday mean?

every other or every second
Usage. In both British and American English the adjective alternate means ‘every other or every second’, as in they meet on alternate Sundays, or ‘(of two things) each following and succeeded by the other in a regular pattern’, as in alternate layers of potato and sauce.

Can finish a work in 18 days and B can do the same work in 15 days?

Does a work in 10 days and B does the same work in 15 days in how many days they together will do the same work?

∴ They together will do the same work in 6 days.

Are there any problems with time and work?

Time and Work Problems – The concept of Time and Work is one of the important topic for the aptitude exams. Time and work problems have been appearing regularly over the past decades in most of the aptitude exams like SSC, Banks Exam, UPSC, Railway and other exams.

Which is the best formula for time and work?

Time and Work Formula and Solved Problems. Know the important formulae and rules to solve questions based on time & work. Rate Us. Views:163859. The basic formula for solving is: 1/r + 1/s = 1/h. Let us take a case, say a person Hrithik. Let us say that in 1 day Hrithik will do 1/20 th of the work and 1 day Dhoni will do 1/30 th of the work.

Are there any time and work problems in aptitude exam?

How to calculate the time it takes to do one day of work?

In 10 days B will do 10 × 1/40 = 1/4th of the work. Remaining work 1 – ¼ = ¾ (Which A and B have done together). A and B can do 1/60 + 1/40 work in 1 day. Their one-day’s work is 1/60 + 1/40 = (2 + 3)/120 = 5/120 = 1/24. They can finish the work in 24 days. They would have done three-fourth of the work in 24 × 3/4 = 18 days.