The Des Plaines River Bridge is 2.1 km long. Engineers are considering re-lighting the bridge with a pole placed every 120 feet

Question

3 years ago

13

The Des Plaines River Bridge is 2.1 km long. Engineers are considering re-lighting the bridge with a pole placed every 120 feet

of the bridge length starting from the south end. Each pole will support four light globes. How many globes will be required for the re-lighting project?.

Mathematics

1 answer:

ki77a [65] · Answer 1 · 2022-03-26T01:31:49+03:00

ki77a [65]3 years ago

3 0

The amount of globes needed/required for the re-lightning project of the Des Plaines River Bridge is approximately 228. The equation for the answer is <span>2.1 km * 1mi/1.60934km * 5280 ft/mi = 6889.781ft /120ft = 57.41 poles,</span>57*4 = 228 bulbs.