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People in Spaceland live in 8 space stations, and travel between the stations in tubes.
Every pair of stations is connected by two tubes. These are the only tubes in
Spaceland. What is the total number of tubes?

Sagot :

Using proportions, it is found that the total number of tubes is 8.

What is a proportion?

A proportion is a fraction of total amount, and the measures are related using a rule of three.

In this problem, every pair of stations is connected by two tubes, that is, for each station there is a tube. How many tubes are there in 8 stations?

The rule of three is:

1 tube - 1 station

x tubes - 8 stations

Applying cross multiplication, we have that x = 8.

Hence, the total number of tubes is 8.

You can learn more about proportions at https://brainly.com/question/24372153

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