Model 7 Working with individual wages Practice Questions Answers Test with Solutions & More Shortcuts
time & work PRACTICE TEST [7 - EXERCISES]
Model 1 Basics on Time & Work
Model 2 Formula method ‘M1D1W1 = M2D2W2’
Model 3 Man leaves & joins
Model 4 Working with Man, Woman, Child
Model 5 Split & Fraction of work
Model 6 Efficiency of the worker
Model 7 Working with individual wages
Question : 11 [SSC CPO S.I.2008]
If 10 men can do a piece of work in 12 days, the time taken by 12 men to do the same piece of work will be
a) 8 days
b) 9 days
c) 12 days
d) 10 days
Answer »Answer: (d)
Men | Days |
10 | 12 |
↑ | ↓ |
12 | x |
where, x is working hrs/days
Where = number of days
12 : 10 :: 12 : x
12 × x = 10 × 12
$x = {10 × 12}/12 = 10$ days
Using Rule 1,
Here,$M_1 = 10, D_1 = 12, M_2 = 12, D_2$ = ?
$M_1D_1 = M_2D_2$
10 × 12 = 12 × $D_2$
$D_2$ = 10 days
Question : 12 [SSC CHSL 2012]
18 boys can do a piece of work in 24 days. In how many days can 27 boys do the same work ?
a) 48 days
b) 23 days
c) 16 days
d) 32 days
Answer »Answer: (c)
Using Rule 1,
$M_1D_1 = M_2D_2$
18 × 24 = 27 × $D_2$
$D_2 = {18 × 24}/27$ = 16 days
Question : 13 [SSC CGL Prelim 2004]
5 persons can prepare an admission list in 8 days working 7 hours a day. If 2 persons join them so as to complete the work in 4 days, they need to work per day for :
a) 8 hours
b) 12 hours
c) 10 hours
d) 9 hours
Answer »Answer: (c)
Using Rule 1,
More persons, less working hours/day
Less days, more working hours/ day
∴ ${Persons - {7 : 5}}/{Days - {4 : 8}}]$ : : 7 : x
where, x is hours/days
7 × 4 × x = 5 × 8 × 7
$x = {5 × 8 × 7}/{7 × 4} = 10$ hours
Question : 14 [SSC CHSL 2012]
If 80 persons can finish a work within 16 days by working 6 hours a day, the number of hours a day, should 64 persons work to finish that very job within 15 days is :
a) 6 hrs.
b) 8 hrs.
c) 5 hrs.
d) 7 hrs.
Answer »Answer: (b)
Using Rule 1,
$M_1D_1T_1 = M_2D_2T_2$
80 × 16 × 6 = 64 × 15 × $T_2$
$T_2 = {80 × 16 × 6}/{64 × 15} = 8$ hours
Question : 15 [SSC CGL Prelim 2004]
10 men working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days ?
a) 15 days
b) 12 days
c) 6 days
d) 10 days
Answer »Answer: (c)
Using Rule 1,
Men | Days | Working hours |
10 | 18 | 6 |
↑ | ↑ | ↓ |
15 | 12 | x |
where, x is working hrs/days
∴ ${15 : 10}/{12 : 18}]$ : : 6 : x
15 × 12 × x = 10 × 18 × 6
$x = {10 × 18 × 6}/{15 × 12} = 6$ hours
IMPORTANT quantitative aptitude EXERCISES
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Top 199+ Basic Time and Work Aptitude MCQs with Answers »
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Top 200+ Time and Work Problem Solving By Formula Method »
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New 189+ Time & Work MCQs Practice Test for BANK Exams »
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Top 199+ Time & Work MCQs: Men Women Child for BANK Exam »
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Top 199+ Time and Work Questions Test on Fraction of Work »
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Top 199+ Time and Work Efficiency Based Aptitude MCQ Quiz »
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New 299+ Time and Work Aptitude Test On Individual Wages »
Model 7 Working with individual wages Shortcuts »
Click to Read...Model 7 Working with individual wages Online Quiz
Click to Start..time & work Shortcuts and Techniques with Examples
-
Model 1 Basics on Time & Work
Defination & Shortcuts … -
Model 2 Formula method ‘M1D1W1 = M2D2W2’
Defination & Shortcuts … -
Model 3 Man leaves & joins
Defination & Shortcuts … -
Model 4 Working with Man, Woman, Child
Defination & Shortcuts … -
Model 5 Split & Fraction of work
Defination & Shortcuts … -
Model 6 Efficiency of the worker
Defination & Shortcuts … -
Model 7 Working with individual wages
Defination & Shortcuts …
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