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Three friends bought 4, 6, and 8 books. The table shows the cost of the books. Number of Books 4 6 8 Cost ($) 30 45 60 What is the constant of proportionality?

Three friends bought 4, 6, and 8 books. The table shows the cost of the books. Number of Books 4 6 8 Cost ($) 30 45 60 What is the constant of proportionality?
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5 votes
Three friends bought 4, 6, and 8 books. The table shows the cost of the books. Number of Books 4 6 8 Cost ($) 30 45 60 What is the constant of proportionality?

User Pravin Mishra
by
8.1k points

2 Answers

0 votes

Answer:

7.5

Step-by-step explanation: im 100% right

Three friends bought 4, 6, and 8 books. The table shows the cost of the books. Number-example-1
User Brian Le
by
8.2k points
4 votes
each book is 7.5$
7.5 is the constant
User Vincent Agnus
by
8.2k points
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