Hazel used
25 of the wire to tie some presents. She threw away
67 of the remaining wire. As a result, she had 15 cm of the wire left. How much wire did Hazel have at first? Give your answer in cm.
Fraction of the wire left after tying some presents
= 1 -
25=
35 Fraction of the remaining wire left after throwing away
= 1 -
67=
17
Fraction of the total wire left
=
35 ×
17=
335
Length of the wire at first = 35 u
Length of the wire left = 3 u
3 u = 15
1 u = 15 ÷ 3 = 5
Length of the wire at first
= 35 u
= 35 x 5
= 175 cm
Answer(s): 175 cm
