In: Civil Engineering

Solve the following using paper-pencil and upload it in .PDF or a photo embedded in MS Word before the due date.

The following are the approximate quantities of 1 yd^{3}
of concrete:

Original |
Adjusted |
Constant Air Adjustment |
||||

Cement | 515 lb | ? | ? | |||

Water | 305 lb | ? | ? | |||

Fine aggregate | 1,120 lb | ? | ? | |||

Coarse aggregate | 1,830 lb | ? | ? | |||

Air | 4 % | ? | ? |

Check the volumes of these constituents and adjust the
quantities, if required, to produce 1 yd^{3}.
G_{SSD} (RD_{SSD}) is 2.68 and 2.65 for the fine
and the coarse aggregate, respectively.

Questions A and B must be answered using a pencil and
paper.
A.) A manufacturing line is powered by an electrical plant. The
burning rate of the plant is approximately normally distributed
with a variance of 4 cm/sec2 and a mean
of 50 cm/sec. What is the probability that the mean burning rate
will be between 46 cm/sec and 50cm/sec?
B.) The burning rate of the plant was sampled 25 times. What is
the probability that the sample mean will...

You are advised to perform the appropriate hypothesis test using
pencil and paper, along with a calculator and statistical tables,
and then use your working to answer the questions below.
It is claimed that on-line shopping can lead to considerable
savings in some areas. One magazine claims that purchasing a
personal computer (PC) from an on-line company results on average
in savings of at least $750. A consumer group wished to test
whether the claim was exaggerated, and a random...

A photo-sharing startup offers the following service. A client
may upload any number N of photos and the server will compare each
of the N 2 pairs of photos with their proprietary image matching
algorithms to see if there is any person that is in both pictures.
Testing shows that the matching algorithm is the slowest part of
the service, taking about 100 milliseconds of CPU time per photo
pair. Hence, estimating the number of photos uploaded by each
client...

Answer the following
questions and upload to Canvas. Submit in Word or PDF
format. Show your work and upload the Excel sheet as
well. All the writing parts must be your original writing, don't
quote, write in your own words.
The following table
presents the orders of Samson Company for the last 36 months (3
years).
Month
Order Year 1
Order Year 2
Order Year 3
January
502
614
712
February
408
592
698
March
491
584
686
April
456
532...

Solve the following LP problem using the Solver in MS
Excel.
A farmer wants to customize his fertilizer for his current crop.
He can buy plant food mix A and plant food mix B. Each cubic yard
of food A contains 20 pounds of phosphoric acid, 30 pounds of
nitrogen and 5 pounds of potash. Each cubic yard of food B contains
10 pounds of phosphoric acid, 30 pounds of nitrogen and 10 pounds
of potash. He requires a minimum...

Solve the following LP problem using the Solver in MS
Excel.
A municipality has two incinerators for burning trash .
Incinerator A costs $3 .80 per ton of trash to operate, and has a
capacity of 28 tons per day . Incinerator B costs $4 .25 per ton to
operate, and has a capacity of 30 tons per day . The municipality
produces over 100 tons of trash per day, and all trash not burned
in the incinerators must be...

2. Solve the following LP problem graphically; confirm your
results using Solver in MS Excel.
Maximize profit = 20x1 + 10x2
Subject to: 5x1 + 4x2 ≤ 250
2x1 + 5x2 ≤ 150
x1, x2 ≥ 0

For the
following problems show your steps if using a financial calculator
or upload the excel spreadsheet if using excel.
You just purchased a $1,000 par value bond with a 10 percent
annual coupon rate and a life of 20 years. The bond has four years
remaining until maturity, and the yield to maturity is 12 percent.
How much did You pay for the bond? Is it a premium or discount
bond?
A $1,000 par value bond, paying $50 semiannually,...

Please complete the following list of assignments and
upload using this link. Please limit the number of files you create
to a max of 2, one excel and one word document.
P 1-1 FASB Statement of Financial Accounting
Concepts No. 2 indicates several qualitative characteristics of
useful accounting information. Following is a list of some of these
qualities, as well as a list of statements and phrases describing
the qualities.
a. Benefits > costs
b. Decision usefulness
c. Relevance
d....

Answer two of the following questions (three paragraphs per
question). Compose your paper in MS Word.
To what extent can children and young people give consent for
medical treatment?
What are the differences between consent and refusal?
Under what conditions do the courts become involved in medical
decisions?
What are doctors’ responsibilities with respect to child
protection?

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