Concept:When a quantity is divided in a given ratio, each share is found by multiplying the total by the fraction sum of all ratiosthat part’s ratio.Explanation:The ratio of Kwame to Ama is 7:5.So sum of all ratio parts =7+5=12.These 12 parts together equal the 180 oranges.Ama’s share corresponds to 5 parts.Thus, Ama’s oranges =125×180.Simplify: 125×180=5×15=75.Answer:Ama received 75 oranges.Correct option: C. 75.