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niharikam242
20.07.2019 •
Mathematics
Acraft store buys 50 yards of satin ribbon for 13.50. the store. the store sells the ribbon by the foot.a customer can purchase 5 feet of ribbon for $0.80. how much profit does the craft store earn if it sells 45 yards of the ribbon and scraps the rest?
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Ответ:
(45 yards)(3 ft / 1 yard) = 135 feet
Divide this number by 5 to determine the number of 5-ft ribbon that customers can purchased.
n = 135 ft / 5 ft = 27
Then, multiply by $0.80.
R = (27)($0.80) = $21.6
The profit is equal to $21.6 and $13.50,
P = $21.6 - $13.50 = $8.1
$8.1
Ответ:
Step-by-step explanation:
The perimeter of a parallelogram is the sum of all sides, but this figure has two pair sides that are equal. So, from its definition we deduct that
and
.
So, the perimeter would be:
Therefore, the correct answer is the second option. The final expression of the perimeter cannot be added because they don't have similar roots that allow us to sum them.