# Week 5 Final Assignment >> Excel Skills for Business: Intermediate II

## Week 5 Final Assignment >> Excel Skills for Business: Intermediate II

1. The following file describes the situation faced by a landscaping company, ‘Landscaping Solutions’.

If there is great weather, the company takes the following hours to complete a driveway, backyard, front yard, back verandah, and front porch: 20, 30, 25, 25, and 20 hours respectively.

Good weather increases all times by a factor of 1.1.

Bad weather increases all times by a factor of 1.25.

Stormy weather increases all times by a factor of 1.5.

A natural disaster increases all times by a factor of 2.0

Great weather, good weather, bad weather, stormy weather, and a natural disaster have the following probabilities of occurrence: 0.6, 0.25, 0.1, 0.04, and 0.01 respectively.

All these probabilities (weightings) sum to 1.

Use SUMPRODUCT to calculate the estimated hours of work to complete the landscaping.

Please answer using the format ###.##.

129.6

2. The labourers hourly wage is $30 an hour. In B15, calculate the estimated wage cost, without bonuses, given the estimated hours of work. What is the estimated wage cost? Do not include a currency symbol.

3888

3. In A15:B22, create a Data Table that calculates the estimated wage cost for wage rates from $24 an hour to $36 an hour in increments of $2 an hour.

What is the sum of all the estimated wages in your data table (B16:B22)? Do not include a currency symbol.

27216

4. In A26, calculate the estimated wage cost with a bonus rate of 10%. In A26:G34, create a Data Table that calculates the estimated wage cost for wage rates from $24 an hour to $38 an hour in increments of $2 an hour, including bonuses for the workers ranging from 5% to 10% in increments of 1%.

What is the sum of all the estimated wages in your data table (B27:G34)? Do not include a currency symbol.

207308.16

5. It has been estimated the company’s revenues per week can be estimated by the equation revenue = (240 – 30Q)*1000Q where Q is the number of gardens attended to per week. In B39, calculate the total revenue if the quantity is 1. What is the total revenue? Do not include a currency symbol.

210000

6. It has been estimated the company’s costs per week can be estimated by the equation cost = (120 + 8Q)*1000 where Q is the number of gardens attended to per week. In B40, calculate the total cost if the quantity is 1. What is the total cost? Do not include a currency symbol.

128000

7. What is the total profit if the quantity is 1?

82000

8. Use Solver to calculate the quantity that maximises the profit per week. Use the format #.##.

3.87

9. Use Scenario Manager to save two alternate scenarios for Q = 3 (Less Gardens) and Q = 4 (More Gardens), and display the Scenario Summary.

Which screenshot most closely resembles what you see?

- This:

- This:

- This:

10. Use Goal Seek to calculate: What is the quantity required to generate a profit of $300,000 per week? Use the format #.##.

2.89