It took 15 days for 30 heads of labourers to dig a pond at Bakultala village. Let’s work out using the the Rule of Three method in how many days 25 heads of labourers could have completer the said work.
theorem1:-
The Rule of Three is a Mathematical Rule that allows you to solve problems based on proportions. By having three numbers: a, b, c,
(a)Direct proportions rule of 3:-
if a
b
c
then ![]()
(b)inverse proportions rule of 3:-
if a
b
c
then ![]()
formula:- (i)direct method----![]()
(ii)indirect or inverse proportions xy=k
(iiii)d1
t1=d2
t2
given:-

method used is called indirect method
d1
t1=d2
t2
30
15=25
t2
18=t2
Therefore 25 labourers will work for 18 day
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