Math, asked by 12abhi, 1 year ago

15 person finished work in 30 days. how many persons are required to finish the same work in 45 days


Aishwarya98: please mark me as brainliest..

Answers

Answered by sayantan02
1
ans is ..(30×15)÷45=10
Answered by Aishwarya98
0

15 persons finished the work in 30 days.


persons required to finish the same work in 45 days..


By applying the ratio of proportionality,


x/15 = 30/45


x= (30*15) / 45


no.of.persons required = 10 persons.


12abhi: can u explain chain rule.plz
Aishwarya98: if the no.of.days increases, the no.of.person decreases..
Aishwarya98: ratio of proportion..
12abhi: ooo.....ya u r right
Aishwarya98: now can you understand..
Aishwarya98: please mark me as brainliest..
12abhi: okay
12abhi: to repair a building 4 mason take 8days .after working 3 days 2 more mason join the work. find out in how many days the work will finish
12abhi: solve this plz
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