411 of a wooden block was painted gold.
511 of it was painted grey. The remaining 46 cm of the wooden block was painted white.
- What fraction of the wooden block was painted white?
- What was the length of the wooden block?
(a)
Fraction of the wooden block painted white
= 1 -
411 -
511=
211(b)
Length of white part of the wooden block = 2 u
2 u = 46
1 u = 46 ÷ 2 = 23
Length of the wooden block
= 11 u
= 11 x 23
= 253 cm
Answer(s): (a)
211; (b) 253 cm