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Anika [276]
3 years ago
5

The life expectancy of a circulating coin is 30 years. The life expectancy of a circulating dollar bill is only

Mathematics
1 answer:
Afina-wow [57]3 years ago
3 0
Life expectancy of dollar bill = d
life expectancy of coin = c

d = 1/20 c

substitute value in for c (30)

d = 1/20 * 30
d = 30/20
d = 1.5

life expectancy of a dollar bill = 1.5 years
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If red oak lumber weighs 63 pounds per cubic foot, how much does one cord of red oak weigh? (A cord is a measurement for bulk wo
dsp73

Answer: Option C. 8,064 pounds

Solution:

Unit weight: U=63 pounds/foot^3

Total Weight: W=?

W=U*V

Volume: V

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V=l*w*h

Replacing the knwon values in the formula above:

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Replacing in the formula of total Weight:

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8 0
3 years ago
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Liono4ka [1.6K]
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3 0
3 years ago
Read 2 more answers
What is the common mutiple for 1/2 1/4 1/6 1/3 and 1/5
grin007 [14]
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Answer:

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Step-by-step explanation:

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4 0
4 years ago
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Answer:

Jose is incorrect.

Step-by-step explanation:

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3 0
3 years ago
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