111 of a bamboo pole was painted black.
211 of it was painted brown. The remaining 40 cm of the bamboo pole was painted green.
- What fraction of the bamboo pole was painted green?
- What was the length of the bamboo pole?
(a)
Fraction of the bamboo pole painted green
= 1 -
111 -
211=
811(b)
Length of green part of the bamboo pole = 8 u
8 u = 40
1 u = 40 ÷ 8 = 5
Length of the bamboo pole
= 11 u
= 11 x 5
= 55 cm
Answer(s): (a)
811; (b) 55 cm