Tammy used
25 of the wire to tie some presents. She threw away
311 of the remaining wire. As a result, she had 192 cm of the wire left. How much wire did Tammy 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 -
311=
811
Fraction of the total wire left
=
35 ×
811=
2455
Length of the wire at first = 55 u
Length of the wire left = 24 u
24 u = 192
1 u = 192 ÷ 24 = 8
Length of the wire at first
= 55 u
= 55 x 8
= 440 cm
Answer(s): 440 cm