7. Income and Taxation

Worksheet

1

State how many weeks are there in a year.

2

Find the weekly wage for the following scenarios. Assume that there are 52 weeks in a year.

a

Christa earns \$21 per hour working as a receptionist. She works 19 hours per week.

b

Michael's annual salary is \$73\,398.

c

Sarah's monthly income is \$1586.

3

Calculate the annual income in the following scenarios. Assume that there are 52 weeks in the year.

a

A worker whose weekly pay is \$307.

b

\$20 per hour, working 35 hours per week.

4

Noah's annual salary is \$90\,282. If Noah gets paid monthly, calculate his monthly income.

5

Lucy is an ambulance officer. If she earns \$979.60 per week, calculate her monthly income.

6

Buzz has a job that pays him \$27 per hour. He has a working week of 38 hours and works 52 weeks in a year. Calculate:

a

His weekly income

b

His fortnightly income

c

His annual salary

d

His monthly income

7

Han earns \$18.00 per hour from 9 am to 5 pm (business hours), and \$27.00 per hour outside business hours. Calculate his income for the shifts that he worked between the following times:

a

9 am to 5 pm

b

11 am to 4 pm

c

6 am to 4 pm

d

10 am to 11 pm

e

5 am to 10 pm

8

Neil works from 10 am to 3 pm, Monday to Friday, and from 8 am to 4 pm, on weekends. His weekly income is \$1927.

a

How many hours does Neil work per week?

b

Calculate his hourly rate.

9

Sarah earns a salary of \$37\,000 per year, and works 38 hours per week. Find:

a

Her weekly income

b

Her fortnightly income

c

Her monthly income

d

Her hourly income

10

Roxanne's monthly salary is \$8142.50. If Roxanne gets paid fortnightly, calculate her fortnightly pay rate. Assume that there are 52 weeks in a year.

11

A payroll officer uses the following formula to calculate each employee’s fortnightly pay:\text{Fornightly wage } = \frac{A}{52.18} \times 2where A is the employee’s annual salary.

Use the formula to find the fortnightly wage of an employee who earns \$93\,816 per year.

12

Jack works as a receptionist at a medical centre and earns \$22.04 per hour. His weekly timesheet is displayed in the given table:

Calculate Jack's weekly wage.

Start time | Finish time | |
---|---|---|

Monday | 9:00 am | 5:00 pm |

Tuesday | 8:30 am | 2:30 pm |

Wednesday | 8:30 am | 3:00 pm |

Thursday | 10:00 am | 6:00 pm |

Friday | 9:00 am | 4:30 pm |

13

Dave's contract is based on a 23-hour working week and an hourly rate of \$18. Valentina's contract is based on an annual salary of \$28\,543. In your calculations, assume that there are exactly 52 weeks in a year.

a

What is Dave's weekly income?

b

What is Valentina's weekly income?

c

Who has the higher weekly income?

d

Find the difference in their weekly incomes.

14

Aoife is paid according to a flat daily wage. If she earned \$2910 in September when she worked for 20 days, calculate how much would she earn in October if she works for 22 days.

15

Robert is an architect who works, on average, 43 hours a week. He earns a salary of \$62\,070. Calculate his equivalent hourly rate.

16

For each of the following:

i

Find the hourly wage.

ii

Calculate the increase in the annual salary if the equivalent hourly wage was increased by \$4. Assume there are 52 weeks in a year.

a

Han earned \$53\,030 in one year, and worked an average of 25 hours per week.

b

Dimitri earned \$53\,625 in one year, and worked an average of 25 hours per week.

17

Hermione wants to calculate what her new weekly income would be if her annual salary of \$63\,000 was increased by 4.3\%.

a

Calculate the new annual salary.

b

Calculate the new weekly salary.

18

Peter's annual salary is \$44\,520. Calculate his fortnightly pay after receiving a 3\% pay rise.

19

Jimmy is considering three different job offers, and wants to choose the one that will pay him the most, but they are all given at different rates:

Offer 1: \$4142.50 per month

Offer 2: \$621.12 per week

Offer 3: \$48\,000.00 per year

Which job offer should Jimmy accept? Explain your answer.

20

Maria is considering three different job offers, and wants to choose the one that will pay her the most, but they are all given at different rates:

Offer 1: \$3965.00 per month

Offer 2: \$1023.00 per week

Offer 3: \$47\,008.00 per year

Which job offer should Maria accept? Explain your answer.

21

Tracy is in charge of payroll at the company she works for. She uses a spreadsheet to manage the employee’s weekly salary payments:

A | B | C | D | |
---|---|---|---|---|

1 | \text{Weekly wage sheet} | |||

2 | ||||

3 | \text{Employee} | \text{Hours worked} | \text{Weekly pay} | \text{Weekly wage} |

4 | \text{B. Smith} | 35 | \$22.05 | |

5 | \text{A. West} | 38 | \$24.68 | |

6 | \text{M. Folley} | 38 | \$19.25 | |

7 | \text{J. Simpson} | 31 | \$24.32 | |

8 | \text{P. Lang} | 28 | \$21.28 |

Write down the formula in cell \text{D4} for calculating weekly wages.

22

Sophia is in charge of payroll at the company she works for. She uses a spreadsheet to manage the employee’s weekly salary payments.

a

Write down the formula to type in cell \text{C2}.

b

Calculate Edward’s weekly pay. Assume there are 52 weeks in a year.

A | B | C | |
---|---|---|---|

1 | \text{Employee} | \text{Salary} | \text{Weekly pay} |

2 | \text{Sandra} | \$94\,356.00 | |

3 | \text{Martin} | \$73\,740.00 | |

4 | \text{Edward} | \$78\,845.00 | |

5 | \text{Phoebe} | \$68\,430.00 |

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