111 of a wooden block was painted blue.
711 of it was painted red. The remaining 48 cm of the wooden block was painted purple.
- What fraction of the wooden block was painted purple?
- What was the length of the wooden block?
(a)
Fraction of the wooden block painted purple
= 1 -
111 -
711=
311(b)
Length of purple part of the wooden block = 3 u
3 u = 48
1 u = 48 ÷ 3 = 16
Length of the wooden block
= 11 u
= 11 x 16
= 176 cm
Answer(s): (a)
311; (b) 176 cm