SOLUTION: Victor bought less than $8.40 worth of stamps. He bought 3 times as many 17cent stamps as 25 cent stamps and 4 times as many 2 cent stamps as 25 cent stamps. Find the greatest poss

Question 791384: Victor bought less than $8.40 worth of stamps. He bought 3 times as many 17cent stamps as 25 cent stamps and 4 times as many 2 cent stamps as 25 cent stamps. Find the greatest possible number of 25 cent stamps he bought.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of 17 cent stamps bought
Let = number of 25 cent stamps bought
Let = number of 2 cent stamps bought
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given:
(1) ( in cents )
(2)
(3)
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The number of 17 cent stamps was , so I
can say

and a fraction
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Now I can include the 2 cent stamps

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So, the most 25 cent stamps is 9
check answer:

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See if this still hold if there is 1 more 25 cent stamp

Not true, so answer is correct

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