Question
Red, grey and black cloths are sold in 10 cm, 20 cm and 40 cm long respectively. Oscar wanted to buy equal length of each color. What is the least number of rolls of each color he must buy?
  1. red cloth
  2. grey cloth
  3. black cloth
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

Red, grey and black cloths are sold in 10 cm, 20 cm and 40 cm long respectively. Oscar wanted to buy equal length of each color. What is the least number of rolls of each color he must buy?
  1. red cloth
  2. grey cloth
  3. black cloth