Three segments have lengths in the ratio 3:4:5, and their total length is 144 centimeters. What is the length of the longest segment?
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- Add the ratio numbers 3, 4, and 5.
- Divide 144 by 12 and multiply the result by 5.
Show the answer and solution
Answer: 60
There are 3 + 4 + 5 = 12 equal parts. One part is 144 ÷ 12 = 12 centimeters, so the longest segment is 5 × 12 = 60 centimeters.