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12) The red ribbon is 21 centimeters longer than the blue ribbon. The blue ribbon is 48 centimeters shorter than the green ribbon. The green ribbon ist2meters(35centimeters long. How long is the red ribbon? 48 red ribbon 21 cm blue ribbon 48cm 619 green ribbon 12m 35cm The red ribbon is 2 meters 1U centimeters long.

User Indhi
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Since we know the length of the green ribbon, use that information backwards to find the length of the other ribbons.

Since the blue ribbon is 48 centimeters shorter than the green ribbon, then the length of the blue ribbon is:


235\operatorname{cm}-48\operatorname{cm}=187\operatorname{cm}

Since the red ribbon is 21 centimeters longer than the blue ribbon, then its length is equal to:


187\operatorname{cm}+21\operatorname{cm}=208\operatorname{cm}

Therefore, the length of the red ribbon, is:


2\text{ meters and }8\text{ centimeters}

12) The red ribbon is 21 centimeters longer than the blue ribbon. The blue ribbon-example-1
User Speller
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