Answer:
1 in : 8 ft or 1 : 96
Explanation:
The scale is the ratio of model dimensions to actual dimensions:
19 in : 152 ft = 1 in : 8 ft = 1 in : 96 in = 1 : 96
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The scale can be expressed in mixed units as 1 in : 8 ft, or it can be expressed as the pure ratio 1 : 96.