RRB JE Maths Important Solved MCQs

 

10 women can complete a work in 7 days and 10 children take 14 days to complete

the work. How many days will 5 women and 10 children take to complete the work?

A.

3

B.

5

C.

7

D.

Cannot be determined

E.

None of these

Answer: Option C

 

 

1 woman's 1 day's work =

1

70

 

1 child's 1 day's work =

1

140

 

(5 women + 10 children)'s day's work =

https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif

5

+

10

https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif

=

https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif

1

+

1

https://www.indiabix.com/_files/images/aptitude/1-sym-cparen-h1.gif

=

1

70

140

14

14

7

https://www.indiabix.com/_files/images/aptitude/1-sym-tfr.gif 5 women and 10 children will complete the work in 7 days.