Answer:String A is 35 cm long, string B is 5 times as long as string A, then string B is 35·5=175 cm long. In total both strings have length 35+175=210 cm.
The total length of string needed for 17 identical decorative bottles is 210*17=3570 cm that is 35.7 m.
Answer: 35.7 m
Explanation: