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The lengths of three ropes are 4 : 5 : 9. If the length of the shortest rope is 20 cm, find the length of the longest rope
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The lengths of three ropes are 4 : 5 : 9. If the length of the shortest rope is 20 cm, find the length of the longest rope

User Aman Chawla
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2 Answers

11 votes
11 votes
The answer is 45
If 20/4 = 5
Then 9x5 = 45
User Aalbahem
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3.3k points
19 votes
19 votes
Answer:

Don’t quite me on it, but 45cm?

Step-by-step explanation:

Well, if the shortest rope (4) is only 20cm, it’s about 5cm per length (?)

So, if you follow that pattern the longest (9) would be 45cm.
User Mike Precup
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