Time & Work Notes Tricks Shortcuts

For the candidate,quantitative aptitude topic is “Time & Work“.In this topic,you can get a maximum of 2 questions in the exam. Here are some tricks & tips with shortcuts for the MCQs & answers for the IBPS bank exam that includes proper examples.

Time & Work Study Materials For Bank

Contents

What is Time & Work

In the simple word,how much time to complete any given work i.e. Time & Work(समय तथा कार्य).

Formula(फार्मूला)

M1 * D1 * W1 = M2 * D2 * W2

where

M=Members

D=Days

W=Works

Important facts and formulas

1. If A completes the work in X days and B completes the work in Y days then both will

$\frac {xy }{x+y}$

2. If A  & B together completes the work in X days and A completes the work in Y days then B completes

$\frac { xy }{ x-y }$

3. If A,B,C complete the work in X,Y and Z days respectively then three of them will

$\frac { xyz }{ xy+yz+zx}$

4. If A,B,C complete the work in X days and A completes the work in Y days ,B completes the work in Z days then third             one is

$\frac { xyz }{ xy-yz-zx }$

Rule

1. If A can do work in n days then A’s 1 day;s work =$\frac { 1 }{ n}$
2. If X is twice as good as Y in working then :

Ratio of work done by X and Y = 2:1.

Ratio for time taken by X and Y = 1:2.

Question 1: If 40 people can make 60 toys in 8 hrs, if 8 people leave the work, how many toys can make in 12 hrs ?