Question

if 10 people can bulid a wall in 30. days how many will 15 people take to build the same wall ​

Answer 1

Answer:

20 days

Step-by-step explanation:

if 10 people build a wall in 30 days

then 1 people build a wall in 30into10 days =300 days

and 15 peple build a wall in300/15 days =20 days