Answer :
First add up the total number of parts = 3+4 = 7
Now divide 28 by 7 = 4 (each part is 4)
Now substitute into the ratio= 3*4: 4*4 = 12:16
Hope this helps! :)
Now divide 28 by 7 = 4 (each part is 4)
Now substitute into the ratio= 3*4: 4*4 = 12:16
Hope this helps! :)