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Can you please help me solve the following questions. I will also need the answers step by step. thank you in advance 1 Cecilia and

Can you please help me solve the following questions. I will also need the answers step by step.

thank you in advance

1 Cecilia and Nathan estimate their total cost for a vacation in Australia to be $9850.

a)What percentage is this cost of their combined gross monthly income of $5850?

b)If 72% of their gross monthly income is already consumed by rent, taxes, car payments, and other regular living expenses, what percentage is the trip's cost of their remaining annual disposable income?

2.Perform the operation indicated and collect like terms: (4r - 3t)(2t + 5r)

3.Solve each of the following pairs of equations to three-figure accuracy.

a)

4a- 5b= 30

2a- 6b= 22

4. Sam earns $20.00 per hour for a forty-hour work week. His overtime wage is 1.5 times any hours exceeding forty hours in a week.If Sam earned $828.00 1st week, how many overtime hours did he work?Round to the nearest hour.

4.During the last 3 months, Mako Distributing made 25% of its sales in Region A, 35% in Region B, and 40% in Region C. What is the ratio (in it's lowest terms) of the sales in Region A to the sales in Region B to the sales in Region C?(

5. Solve the following proportion for the unknown quantities:a : 58 : 132 = 38 : 27 : b

6. How much will it cost in Canadian dollars to purchase 2000 pesos in Mexican currency at a bank that charges a 3.5% commission on the transaction? Use an exchange rate of C$1.00 = Mexican peso 9.69.

7. Milestonesrestaurant received an invoice dated July 22 from Vancouver Kitchen and appliance for $3651, with terms 2/10, 1/20, n/45.Osama made payments of $1100 on August 1, $800 on August 10, and $850 on August 31st.What was still owed on September 1st.

8.Given the following:

Cost, C ($) =17.50Selling price, S ($) =29.75Operating expenses, E =50% of cost

Determine:

a) The amount of markup.

b) The amount of operating (overhead) expenses.

c) The operating profit or loss.

d) The rate of markup on cost.

e) The rate of markup on selling price.

9.Samantha manufactures rings which sell in her boutique for $60 each.The material cost is $15 each, and estimated fixed costs are $900. She can produce 55 rings a month.Show your answer using either the Contribution Margin approach or Revenue and Cost Function approach.Check your answer with the calculator.(4 Marks)

a)How many rings must Larissa sell to beak-even?

b)What will break-even be in sales dollars?

c)If she operates at capacity of 55 rings a month what is her profit?

10. Thad is planning to buy a rototiller next spring at an expected price of $579. In the current fall "flyer" from Evergreen Lawn and Garden, the model he wants is advertised at $499.95 in a Fall Clearance Special.

a) If money can earn 4%, what is the economic value on the preceding September 15 of the $579 that Thad will pay to purchase the rototiller next April 1? (Assume that February has 28 days.)

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