This table shows the cost of the books. Number of Books 4 6 8 Cost ($) 30 45 60 What is the constant of proportionality? 2 7.5 15 30 can you plz give anwser?
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Answer:
12500000
Step-by-step explanation:
profit = 10 + 20 - 5
=25%
amount of profit-500000xx25-100
=5000×25
125000
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