Answer:
V=\frac{s}{t},where\ V-speed,\ s-distance\ ,t-time\\\\ v=\frac{\frac{3}{8}}{\frac{3}{4}}=\frac{3}{8}*\frac{4}{3}=\frac{4}{8}=\\\\0,5\frac{feet}{minute}\\\\ Speed\ is\ equal\ to\ 0,5\frac{feet}{minute}.
Step-by-step explanation:
Answer: 9 boxes
No they are equivalent
3/7 =21/35
3/5=21/35
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