SOLUTION: in one day, a store sold 8/5 as many dvds as cds. The total number of dvds and cds sold that day was 273. How many dvds where sold?
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Question 288412
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in one day, a store sold 8/5 as many dvds as cds. The total number of dvds and cds sold that day was 273. How many dvds where sold?
Answer by
user_dude2008(1862)
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c = cds
d = dvds
d=(8/5)c
c+d=873
c+(8/5)c=273
(13/5)c=273
13c=1365
c=1365/13
c=105
d=(8/5)c=(8/5)(105)=8*21=168
Answers: c=105, d=168