Answer:
Step-by-step explanation:
3)Total no of people surveyed = 400
Percentage of people preferred WCLM = 24%
Hence no of people who preferred WCLM = 24(400)/100
=96
4)
3:4 =9:12 is true since when simplified both are equal
B is not right 2:1 cannot equal 1:2 as ratio is not commutative
c is not right as they are not equal when simplified
D is not right since when we divide left side by 9, we get 6:1
