a diagram measuring 20 cm long is reduced on a copy machine to 15 cm long. if the width of the original copy is 16 cm, what is the width of the reduced copy

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20/5=(x=12)/3 is your answer have a very nice day
 20 cm subtract 15 cm is 5. So 16 cm subtract 5 is 11 cm. So the width of the reduced copy is 11 cm wide.