Question

For each 9 mm of coloured fabric Sarah uses to make her curtains, she also uses 2 cm of white fabric. Express the amount of white fabric to coloured fabric as a ratio in its simplest form.

Answer 1

Answer:

20 : 9

Step-by-step explanation:

we know that ,

2 cm = 20 mm

ratio of white coloured to coloured fabric =   20 : 9

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