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erastova [34]
3 years ago
9

A certain delivery service offers both express and standard delivery. Seventy-five percent of parcels are sent by standard deliv

ery, and 25% are sent by express. Of those sent standard, 80% arrive the next day, and of those sent express, 95% arrive the next day. A record of a parcel delivery is chosen at random from the company's files.
Business
1 answer:
Elena L [17]3 years ago
7 0

Answer:

Probability, P(n) = 3/8

Explanation:  Let standard delivery be S and express delivery be E.

I) When the parcels were sent:

S(n) = 75/100 and E(n) = 25/100

II) When the parcels arrived:

S(n)← = 80/100 and E(n)← = 95/100

The probability a record of a parcel delivery is chosen, P(n) = S(n)*E(n) + E(n)*S(n) = 75/100*25/100 + 25/100*75/100

P(n) = 3/16 + 3/16 = 6/16

∴ P(n) = 3/8

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Consider the following information from the financial statements for Rock Inc. Last Year This Year Accounts Receivable 23,535 29
Nesterboy [21]

Answer:

Rock Inc.

Gross profit ratio:

= 0.70

Explanation:

a) Data and Calculations:

Sales                      $473,864

Cost of Goods Sold 142,263

Gross profit           $331,601

Gross profit ratio = Gross profit/Sales

= $331,601/$473,864

= 0.69978

= 0.70

b) Rock's gross profit is the difference between the Sales Revenue and the Cost of Goods Sold.  It is the first profit point on the Income Statement.  It measures the company's ability to convert sales revenue into profit after accounting for the cost of goods sold.  This profit will cover the expenses incurred in running the business for the particular period.

7 0
3 years ago
A stock had returns of 18.58%, -5.58%, and 20.81% for the past three years. What is the variance of returns?
NemiM [27]

Answer:

Variance = 0.02141851

Explanation:

We first calculate the mean for the stocks

Mean = (0.1858 - 0.0558 + 0.2081) / 3

Mean = 0.3381 / 3

Mean = 0.1127

Variance = [(0.1858 - 0.1127)^2 + (- 0.0558 - 0.1127)^2 + (0.2081 - 0.1127)^2] / 3 -1

Variance = [0.0731^2 + (-0.1685^2) + 0.0954^2] / 2

Variance = 0.00534361 + 0.02839225 + 0.00910116 / 2

Variance = 0.04283702 / 2

Variance = 0.02141851

The variance of returns is 0.02141851

7 0
3 years ago
If the dollar appreciates, perhaps because of speculation or government policy, then U.S. net exports:
Naddik [55]

Answer:

The correct answer is option c.

Explanation:

If there is an appreciation in the value of the dollar, it implies that the value of the dollar has increased in comparison to foreign currency. This means that foreign consumers will need to pay more for US goods. This will cause a decline in export demand.  

Because of the decline in exports, the net exports will fall. This decrease in the net exports will cause the aggregate demand to fall. As a result, the aggregate demand curve will shift to the left.

3 0
4 years ago
Define cash flow..............................
Y_Kistochka [10]
The total amount of money being transferred into and out of a business
5 0
3 years ago
Read 2 more answers
What is the major difference between the post-closing trial balance and the other two trial balances?
lapo4ka [179]

Answer:

d.The post-closing trial balance is the only one to include only real accounts.

Explanation:

Post closing trial balance is prepared after providing for all the adjustments pending in the first raw trial balance.

Thus, it only represents the real accounts, as only real accounts have the balance to be carried forward, all the expenses and incomes are not real accounts and are thus, closed, and no carrying balance.

Whereas, all other trial balances will have the other accounts outstanding as well.

Thus, only statement D is correct in disclosing the difference between various trial balances.

4 0
4 years ago
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