Kevin had 13 coins in his pocket. All of his coins are either dimes or quarters. When he emptied his pocket,Kevin found that he
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Company B; the ratios of cost to weight are equivalent.
Step-by-step explanation:
Step 1:
In the equation, k is the constant of proportionality.
If the values are in accordance with , the values of k will be constant for all the values.
So we determine the values of k for both the companies and see which has a constant k.
If . In these tables, y is the total cost and x is the weight in lbs.
Step 2:
For company A,
when
when
when
For company B,
when
when
when
So company B has a constant value of .