Answer:
loss is 91.8%
Explanation:
The man made a loss not a gain
%loss = CP - Sp/Cp * 100
%loss = 5500 - 450/5500 * 100
%loss = 5050/5500 * 100
%loss = 0.918 * 100
%loss = 91.8%
Hence the man percentage loss is 91.8%
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