Question

Suppose that a particular artillery piece has a range r = 5710 yards . find its range in miles. use the facts that 1mile=5280ft and 3ft=1yard

Answer 1

`5710\,yd=5710\,yd\cdot(3\,ft)/(1\,yd)\cdot(1\,mi)/(5280\,ft)\\\\=(5710\cdot3)/(5280)\,mi\\\\=3.2443\overline{18}\,mi`