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  • RRB NTPC Exam Arithmetic Ability Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of Arithmetic Ability Time And Work for RRB NTPC Exam student. This free online Arithmetic Ability study material for RRB NTPC Exam will help students in learning and doing practice on Time And Work topic of RRB NTPC Exam Arithmetic Ability . The study material on Time And Work, help RRB NTPC Exam Arithmetic Ability students to learn every aspect of Time And Work and prepare themselves for exams by doing online test exercise for Time And Work, as their study progresses in class. Kidsfront provide unique pattern of learning Arithmetic Ability with free online comprehensive study material and loads of RRB NTPC Exam Arithmetic Ability Time And Work exercise prepared by the highly professionals team. Students can understand Time And Work concept easily and consolidate their learning by doing practice test on Time And Work regularly till they excel in Arithmetic Ability Time And Work.


Time And Work
If A can do a work in 10 days and B can do the same work in 15 days , then in how many days can they complete the work working together ?

a) 23
b) 6
c) 7/50
d) 15



Answer
Correct Answer Is : 6
Solution Is :
If A can do a work in 10 days and B can do its in 20days and C can do its in 30days , then in how many days B can complete double of this work ?

a) 5 × 6/11
b) 15/7
c) 8
d) 60/11



Answer
Correct Answer Is : 60/11
Solution Is :
A does three- fourth of the work as B does in half of the time.If together they take 12 days to complete the work, how much time shall B take to do it ?

a) 30
b) 24
c) 18
d) 36



Answer
Correct Answer Is : 30
Solution Is :
A does a work in 10days and B does the same work in 15 days.They started working together alternately starting with A. In how many days will the work be completed ?

a) 11
b) 8
c) 12
d) 10



Answer
Correct Answer Is : 12
Solution Is :
A , B and C together can complete a work in 10 days. A and C together can complete this work in 15 days and B and C can complete the same work in 20 days.Find the ratio of wages A , B and C.

a) 3 : 1 : 2
b) 2 : 1: 3
c) 1 : 2 : 3
d) 3 : 2 : 1



Answer
Correct Answer Is : 3 : 2 : 1
Solution Is :
A , B and C can do a work in 12 , 18 and 24 days respectively. They together started a work and after 3 days A left the work.After that if B and C worked for 2 days and B left the work.Rest work was completed by C alone in 6 × 1/3 days.If they get total wages 3960, find the dily wages of c.

a) 355
b) 165
c) 1870
d) 220



Answer
Correct Answer Is : 165
Solution Is :
A can do a work in 16 days , B in 20 days .They work for 4 days , the rest of the work was finished by C in 3 days.If they get 420 for the work,The daily wages of C is

a) 59
b) 120
c) 70
d) 77



Answer
Correct Answer Is : 77
Solution Is :
A alone can do a work in 12 days and B alone in 16 days .A and B with C started to do it for 1400.They complete the work in 4 days.How much is to be paid to C ?

a) 450
b) 560
c) 350
d) 600



Answer
Correct Answer Is : 600
Solution Is :
A and B together can complete a work in 25 days. If alone can do the same work in 30 days, then in how many days can B alone complete the double of this work ?

a) 320
b) 300
c) 265
d) 250



Answer
Correct Answer Is : 300
Solution Is :
A , B and C together earn 450 per day. While A and B together earn 300 and B and C together earn 350.The daily earning of B is

a) 200
b) 130
c) 100
d) 250



Answer
Correct Answer Is : 200
Solution Is :
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