A seedman has seeds worth 50¢ per pound mixed with seeds worth 80¢ per pound. If he wishes to make a mixture of 30 pounds to sell at 75¢ per pound, how many pounds of 80 cent seed should he use?
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OpenStudy (anonymous):
Write out steps used
OpenStudy (anonymous):
do you want me to answer?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
well wait iam thinking
OpenStudy (anonymous):
ok
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OpenStudy (anonymous):
well we have infinity of solutions
OpenStudy (anonymous):
look,
if we said that the number of pound of 50 cent seed is x
and that of 80 seeds is y
then 50x+80y=30*75
so for every given value of x
we have value of y
for example
if x=1
then the number of pound of 80 cent seeds is: y=220/8
OpenStudy (anonymous):
ok. thank you ! but thats not an answer lol
OpenStudy (anonymous):
why? it is not?
OpenStudy (anonymous):
a) 5
b) 20
c) 25
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OpenStudy (anonymous):
well tell me what are these and from which country you are?