Problema Solution
Rebecca had a piece of ribbon. She used 3/8 of it to tie a parcel. She used 1/5 of the remainder for a bookmark. Rebecca had 24 centimeters of ribbon left. What was the length of ribbon Rebecca had first?
Answer provided by our tutors
let 'x' the length of ribbon Rebecca had first
(3/8)x + x(1 - 3/8)(1/5) + 24 = x
by solving we find:
x = 48 cm
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the length of the ribbon that Rebecca had first was 48 cm.