Question

12 women/41 men= 31 women/n men

Answer 1

this will be easy if you start by adding both unit at the left side {12+41=53} and on the right side {31+n=53}
answear= 22

Answer 2

106 people I think. because 12×n is 12n And 31×41 Is 1271 then take 12n ÷1271 Is 105.96... then rounded to the nearest person is 106