311 of a bamboo pole was painted yellow.
711 of it was painted purple. The remaining 38 cm of the bamboo pole was painted brown.
- What fraction of the bamboo pole was painted brown?
- What was the length of the bamboo pole?
(a)
Fraction of the bamboo pole painted brown
= 1 -
311 -
711=
111(b)
Length of brown part of the bamboo pole = 1 u
1 u = 38
1 u = 38 ÷ 1 = 38
Length of the bamboo pole
= 11 u
= 11 x 38
= 418 cm
Answer(s): (a)
111; (b) 418 cm