Mathematics, 07.04.2021 21:10, fatback7063

There is a train depot in each of 7 cities. Each train depot has a direct line of communication with the other depots. How many lines of communication are
there among the 7 cities?

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:20, Jenan25

What is the value of r of the geometric series?

Answers: 1

continue

Mathematics, 21.06.2019 20:30, celestesanchezts

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Answers: 1

continue

Mathematics, 21.06.2019 23:00, freebyyy7032

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

Answers: 2

continue

Mathematics, 22.06.2019 00:00, ivanmmmm

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Answers: 2

continue

Do you know the correct answer?

There is a train depot in each of 7 cities. Each train depot has a direct line of communication wit...