Answer:
It's the second one. Press 'Ask For Help' if you need more help on problems
Answer:1.59719
Step-by-step explanation:
Possibly wrong.. ah
Answer: A scale model is a representation or copy of an object that is larger or smaller than the actual size of the object being represented. Very often the scale model is smaller than the original and used as a guide to making the object in full size.
For 175 : 250 divide them both by 25 to get

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25 goes into 175 > 7 times > 25 into 250 is 10 times! >

For the second one 16 : 40 just divide the top and bottom by 8 since 8 is a common factor of both which will give us

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8 goes into 16, 2 times and 40, 5 times.