Answer:
900in goes in 25 yd
3960ft goes in 0.75 mi
360in goes in 30 ft
10yd goes in 30 ft
75ft goes in 25 yd
1320yd goes in 0.75 mi
Explanation:

900 · 1 = 900
900/36 = 25 yd
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
3690 · 1 = 3690
3690/5280 = 0.75 mi
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
360 · 1 = 360
360/12 = 30 ft
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
3 · 10 = 30
30/1 = 30 ft
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
75 · 1 = 75
75/3 = 25 yd
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
3 · 1320 = 3960
3960/1 = 3960ft

3960 · 1 = 3960
3960/5280 = 0.75 mi
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hope this helps!