Problema Solution
A piece of cable 8.5 cm long weighs 52 grams. What will a 10-cm lenght of the same cable weigh
Answer provided by our tutors
Let 'x' represent the weight of 10 cm long cable.
Since the length is proportional to the height we can write:
x : 10 = 52 : 8.5
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click here to see the proportion solved for x
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x = 61.12 grams
10 cm of the cable will weight 61.12 grams approximately.