Respuesta :
Write and solve an equation of ratios, as follows:
72 pictures 8 minutes
--------------- = --------------
x 23 min
8x = (72)(23) = 1656, so that x = 1656/8 = 207.
Scanner can scan 207 pics in 23 minutes.
72 pictures 8 minutes
--------------- = --------------
x 23 min
8x = (72)(23) = 1656, so that x = 1656/8 = 207.
Scanner can scan 207 pics in 23 minutes.