5.8 ounces of oat can be bought for $4.35
<h3>Ratio and proportion</h3>
Fractions are written as the ratio of two expression
According to the question a pound of rolled oats costs $12, this can be expressed as;
1 pound of oat = $12
since 1 pound = 16 ounces, hence;
16 ounces = $12
Determine the amount bought for $4.35
x = $4.35
16/x = 12/4.35
12x = 69.6
x = 5.8 ounces
Hence 5.8 ounces of oat can be bought for $4.35
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Answer: " p = - 6 " .
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Step-by-step explanation:
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Given: 14 = - (p - 8) ; Solve for "p" ;
Rewrite as:
↔ - (p - 8) = 14 ;
which is the same as:
-1(p - 8) = 14 ; ;
Divide each side by "-1" ; to get rid of the "-1" ;
{-1(p - 8) } / -1 = {14} / -1 ;
to get:
(p - 8) = -14 ;
Rewrite as:
p - 8 = -14 ;
Now add "8" to each side of the equation;
to isolate "p" on one side of the equation; & to solve for "p" :
p - 8 + 8 = -14 + 8 ;
to get:
p = - 6 ;
which is the answer:
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p = - 6 .
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Now, let us check our answer:
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Given: 14 = - (p - 8) ;
Substitute our solved value: "-6" ; for "p" ; to see if the equation holds true:
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14 = - (p - 8) ;
14 =? -(-6 - 8) ;
14 =? -(-14) ;
14 =? + 14 ? Yes!
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Hope this answer and explanation is helpful to you!
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Answer:
$677.18
Step-by-step explanation:
Data provided in the question:
Bill’s nominal income in 1990 = $1,009 per month
CPI value in the year 1990 = 149
CPI value in the year 2017 = 192
Now,
The Consumer price index ( CPI ) is given as :
CPI =
thus,
for the given case of year 1990
149 =
or
Real income in 1990 =
or
Real income in 1990 = $677.18
Ideally, the smaller the sample population, the more accurate is the sampling result, but it will take longer time if the number of samples is huge.
The answer to the above question is ideally 20 light bulbs per sampling.