Question

12 masons can build a wall in 24 days. How many masons will complete it in 9 days ​

Answer 1

number of masons can be built in 24 days = 12

number of masons can be built in 1 day = 12/24

therefore , number of mason can be built in 9 days =12/24*9 = 9/2

=4.5

Answer 2

Answer:

masons 12 x

days. 24 9

indirect variation,

x = 12 x 24 /9

x=32 masons