C-11-Q109mediumsingle_mcqIf a:b=3:5a:b = 3:5a:b=3:5 and b:c=10:7b:c = 10:7b:c=10:7, then a:b:c=a:b:c =a:b:c=a6:10:76:10:76:10:7b3:5:73:5:73:5:7c