Bonjour,
a. 80/45 = (80/5)/(45/5) = 16/9
b. 180/135 = (180/45)/(135/45) = 4/3
c. 352/198 = (352/22)/(198/22) = 16/9
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Bonjour,
a. 80/45 = (80/5)/(45/5) = 16/9
b. 180/135 = (180/45)/(135/45) = 4/3
c. 352/198 = (352/22)/(198/22) = 16/9