21:6::7:2
18/21 = 6/7
6/14 = 3/7
3/7
The ration of girls to boys is 21:6To simplify this divide both numbers by 3 = 7:2
21 : 6factor out a 33(7 : 2)7 : 2==========simplified ratio
21:6::7:2
Expressed as a ratio in its simplest form, by dividing the antecedent and consequent by 3, 21:27 is equal to 7:9.
16:21
21
18/21 = 6/7
As 21 is 3 x 7 the ratio 7:21 = 1:3
Divide both components by 2.4 Then the ratio is ( 3/7 ).
6/14 = 3/7
35/55 = 7/11
The difference of the ratio is three. 21 is three times larger than 7
3/7