Advertisements
Advertisements
Question
22 men can dig a 27 m long trench in one day. How many men should be employed for digging 135 m long trench of the same type in one day?
Advertisements
Solution
Men: Length trench:: Men : Length of trench
22 : 27 m :: x : 135 m
x = `(22xx135)/27`
= 110 men
APPEARS IN
RELATED QUESTIONS
A train is moving with a uniform speed of 120 km per hour.
(i) How far will it travel in 36 minutes?
(ii) In how much time will it cover 210 km?
If 56 workers can build a wall in 180 hours, how many workers will be required to do the same work in 70 hours?
Cost of 24 identical articles is Rs. 108, Find the cost of 40 similar articles.
If 15 men can complete a piece of work in 30 days, in how many days will 18 men complete it?
In order to complete a work in 28 days, 60 men are required. How many men will be required if the same work is to be completed in 40 days?
If 12 men or 18 women can complete a piece of work in 7 days, in how many days can 4 men and 8 women complete the same work?
A contractor undertakes to dig a canal, 6 kilometers long, in 35 days and employed 90 men. He finds that after 20 days only 2 km of the canal has been completed. How many more men must be employed to finish the work on time?
A can do a piece of work in 10 days; B in 18 days; and A, B, and C together in 4 days. In what time would C alone do it?
A and B complete a piece of work in 24 days. B and C do the same work in 36 days; and A, B, and C together finish it in 18 days. In how many days will:
(i) A alone,
(ii) C alone,
(iii) A and C together, complete the work?
A can do a piece of work in 10 days, B in 12 days, and C in 15 days. All begin together but A leaves the work after 2 days and B leaves 3 days before the work is finished. How long did the work last?
