Question 219579
70 m * (100cm)/(1m) * (1 in)/(2.54 cm) = 2755.9  in
.
Rough  check, 1 m =  39.36 in approx , 70*39.36 = 2755.2 in  ok
.
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Note:  dimensions only,,,(m) * (cm)/(m) * (in)/ (cm) shows  cancellation of  dim's
.
hence,,,the  name,,,,,,dimensionless  analysis,,,,
.