Question

8. 12 labourers can construct a 20 m drain in
10 days.
(i) How long will 12 labourers take to
construct 30 m drain?
(ii) If the 20 m drain is to be completed in
just 4 days, how many labourers will be
required?
(iii) How long a drain can be constructed by
8 labourers in 6 days?​

Answer 1

Answer:

(i)15 days

(ii)25 labourers

(iii)12m drain