Find the discount.
regular price = $349; discount rate = 1/10
A.
$3.49
B.
$34.90
C.
$314.10
D.
$3490
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OpenStudy (rainbow_rocks03):
@campbell_st
OpenStudy (australopithecus):
Multiply 349 by (1/10)
you can use the rule:
\[a*(\frac{c}{d}) = \frac{a*c}{d}\]
OpenStudy (rainbow_rocks03):
so my answer is B
OpenStudy (rainbow_rocks03):
thx
OpenStudy (australopithecus):
Wait
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OpenStudy (rainbow_rocks03):
oh
OpenStudy (australopithecus):
Do they define what they mean by discount rate?
OpenStudy (rainbow_rocks03):
huh?
OpenStudy (australopithecus):
Well 1/10 is 10% so when you multiply that by 349 you get 10% of 349 so you pay 10% of the original price which seems kind of crazy
Another way of interpreting it is that you get 10% off of 349 in that case you would have to subtract 1 by 1/10 then multiply by 349
1 - 1/10 gives you 90% so after multiplying you would get 10% off of 349 which seems like a more reasonable discount.
OpenStudy (rainbow_rocks03):
So my answer is B?
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OpenStudy (australopithecus):
I would assume that it is 10% off the original price because paying 10% of the original price is just bonkers