Level 3
Risa was given a piece of lace of length 6 m 30 cm. She used a part of it to tie 5 curtains and 2 m 20 cm of the remaining length to decorate her room. Given that each curtain needed 50 cm, what was the length of the lace that was left behind by Risa? (Leave the answer in metres and centimetres.)
Level 3
Keith paints 65 cm of the wall daily. After 5 weeks, 8 m of the wall was still unpainted. What is the length of the wall? Give the answer in metres and centimetres.
Level 3
Nallie used a total of 10 red ropes and blue ropes.
Each red rope was 2 m long.
Each blue rope was 3 m long.
The total length of ropes she used was 26 m.
How many blue ropes did she use?
