Time and Work formula shortcuts Tricks Aptitude Question Answers pdf
Shortcut tricks are used here to solve the numerical problems on time and work. This shortcut makes the preparation of aptitude questions for exams like UPSC, SSC, CAT, MAT, GMAT, GRE, MBA competitive exams and all bank exams such as IBPS, SBI easier.
First, we need to know about the time and work basic concepts, then only we can get into solving the problems. The next thing is to know the time and work formulas, then it is easier to learn the difficult problems.
Time and work important formulas
Time and work problems formulae are given below. In the formula we have explained with men and women. For example we have taken A and B as working men or women.
Time and work problems are frequently asked in quantitative aptitude test in all exams. There are 9 rules to solve the questions faster by short cut methods and tricks.
M is person, D is days and W is work.
T is time and E is efficiency.
Rule 1: Universal Rule.
M1D1W2 = M2D2W1
M1D1T1W2 = M2D2T2W1 (When time is given )
M1D1T1E1W2 = M2D2T2E2W1 (When efficiency is added)
Rule 2 : If A can do a piece of work in n days.
In one day work done by A is 1/n.
Rule 3: A can do a work in D1 days, B can do same work in D2 days. A and B together do the same work in how many days ?
Rule 4: If A is twice as good as B, then A will take 1/2 time taken by B to complete a work.
B alone can finish in 2x days ( x is work done by A )
Rule 5: If A is thrice as good a as B, then A will take 1/3rd of the time taken by B to complete a work.
B alone can finish in 3x days
Rule 6: If A and B together can do a piece of work in x days.
B and C together takes y days and C and A together takes in z days, then same work can be done by A, B and C alone is ?
Remaining rules and formula are given in pdf notes (tutorial).
How to solve time and work problems examples
Time and work examples are given here to practice quantitative aptitude question. An Important problem with a solution for an example is derived and given.
We hope that you now understood the concept of time and work. Let us start with the different type of time and work problems. Practice these questions with answers to get through on the concepts.
Time and work aptitude questions with solutions
Time and work solved examples are solved here in an easier way. Check out the set of four different important problems and tricks to solve those problems.
Video lectures on an easy way to solve time and work problems
For other various quantitative aptitude questions with solutions in English, Hindi and Tamil log on to our website www.careerarm.com.