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andrezito [222]
3 years ago
5

A plant manager needs 75 sq. yds. of fabric and the fabric is only 32 in. wide. How many linear feet must she make to produce 75

sq. yds.?
A) 1.23
B) 4.56
C) 66.67
D) 253.12
Mathematics
2 answers:
Svetllana [295]3 years ago
8 0
Probably d because it's 23.45
irina [24]3 years ago
8 0

D.) 253.12 :).....................

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Please answer 1 - 3! thank you!
Firdavs [7]

Answer:

The first one is

5x * 10

(x is the variable) TIMES 10

Step-by-step explanation:

8 0
3 years ago
Kate and Jean paint a house together in 6 days. If they work alone, Kate takes 5 fewer days than Jean would take to do the same
navik [9.2K]
X = number of days it would take Kate to paint the house by herself. .
<span>x+5 = number of days it would take Jean to paint the house by herself.</span>
<span>Together, they paint the house in 6 days: </span>
<span>1/x + 1/(x+5) = 1/6 </span>
<span>Multiply both sides by 6x(x+5) </span>
<span>6(x+5) + 6x = x(x+5) </span>
<span>12x + 30 = x^2 + 5x </span>
<span>x^2 − 7x − 30 = 0 
</span>therefore the answer is A.

4 0
3 years ago
Read 2 more answers
Answer Choices for picture below:
Nat2105 [25]

Answer:

Your answer: 5.(4,-4)

Step-by-step explanation:

Please mark brainliest and have a nice night/day!!

6 0
3 years ago
Using a property of operations, what can you say about the sums of (-13.2) + 8.1 and 13.2 + (-8.1)
Wewaii [24]
They are opposites of each other.
-13.2 + 8.1 = -5.1
13.2 - 8.1 = 5.1
4 0
3 years ago
A company that produces computers recently tested the battery in its latest laptop in six separate trials. The battery lasted 8.
Anna35 [415]

confidence interval for the mean battery life in the new model is [7.9489, 8.3045].

What is confidence interval ?

A confidence interval, in statistics, refers to the chance that a population parameter can fall between a collection of values for an exact proportion of times.

Main body:

Formula for confidence interval is =

CI = x- bar ± z*s/√n            where,

CI = confidence interval

x- bar = sample mean

z = confidence level value

{s} = sample standard deviation

{n} = sample size  

given ;

n = 6

mean = (8.23+7.89+8.14+8.25+8.30+ 7.95)/6

         =  8.127

value of z for 95% C.I. = 1.96

C.I. = 8.127 ± 1.96 * 0.22/√6

C.I. = 8.127 ± 0.1781

C.I. =[7.9490, 8.3044]

Hence correct option is A.

To know more about confidence interval , visit:;

brainly.com/question/15712887

#SPJ4

         

8 0
9 months ago
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