Calculating wages
Earning Money
Earning money
Tax
Simple Interest & Buying on terms
100

John earns $15.80 per hour and works for 6 hours a day for 5 days a week. How much will he earn for one week? 

$474

100

Sam earns $11.20 for each box of sticks he fills up. Find how much he will earn if he fills 40 boxes

$448

100

After working 3 hours, you earned $159. How much did you earn per hour? 

$53

100

You earn $400 per week, but you have to pay 20% in taxes. How much money do you take home each week after tax?

$320

100

a) Interest is _______________________

b) The simple interest formula is: 

c) And each letter stands for..........

a) the extra amount (if borrowed, the extra amount to pay back, on top of what was borrowed)

b) I = PRN

c)

I = interest

P= principal -the original amount invested or borrowed

R= rate as a percent

N = number of time periods

200

Jazzy earns a salary of $49 000 per annum. Find how much she earns per week (2 d.p)

$942.31

200

You work at a retail store and earn a commission of 10% on sales. If you sell $1,500 worth of merchandise in a week, how much commission will you earn?

$150

200

Laura receives a 6% bonus of her yearly earnings at Christmas. Her normal yearly earnings are $98 000. Find how much her bonus will be. 

$5880

200

Using a tax table, which tax bracket would the income of $52 000 belong in? 

1, 2, 3, 4 or 5? 

3

200

The simple interest formula is: 

And each letter stands for..........

I = PRN

I = interest

P= principal -the original amount invested or borrowed

R= rate as a percent

N = number of time periods

300
Joel earns a fortnightly wage of $2400. Find how much he earns per year. 

$62 400

300

An author earns a royalty of 15% on each book sold. If their book sells for $25 and they sell 200 copies, how much royalty will the author receive?

$750

300

A salesperson earns a base salary of $1,000 per month and an additional 5% commission on their total sales. If their sales for the month total $10,000, what is their total earnings for that month?

$1500

300

Find the tax payable for a taxable income of $35 000

(use a tax table)

$3192

300

If you invest $500 in a savings account that offers a simple interest rate of 4% per year, how much interest will you earn after 3 years?

$60

400

Joseph earns $1628 per week. Find how much he earns per month (2 d.p)

$7054.67

400

Sisu's hourly wage is $22 and she works a normal 38 hour week, including 5 hours of overtime at a time-and-a-half rate. How much will Sisu earn for that week?

$1001

400

You work as a technician with a regular hourly rate of $25. Your company pays overtime at a rate of 1.5 times your regular wage for any hours worked beyond 40 hours in a week. Last week, you worked 50 hours. Calculate your total earnings for the week (including your regular pay and overtime pay).

Regular wage = $1000

Overtime = $375

Total pay = $1375

400

Find the tax payable for a taxable income of $66 000

(use a tax table)

$12997

400

You want to buy a laptop that costs $1,200. If you pay a 20% deposit and the remaining balance is paid over 12 months with no interest, how much will your monthly payment be?

Deposit = $240

Balance to be paid back = $960

Monthly repayments are $80

500

A shop assistant works 5 hours on Monday, 6 hours Tuesday, 10 hours Wednesday and 5 hours on Friday each week. Find how much she earns for the entire year if she continues with these same hours and her hourly rate of pay is $27.50. 

$37180

500

If you earn a weekly wage of $600 and receive a holiday loading of 17.5% for your holiday pay, how much will you receive as your total holiday pay for a 4 week holiday?

$2820

500

A sales representative has a retainer of $750 per week and earns a sliding commission based on their sales: 5% on the first $10,000 of sales, 7% on sales between $10,001 and $20,000, and 10% on any sales above $20,000. If the sales representative makes $25,000 in sales in a week, calculate their total earnings for that week, including their retainer and commission.

5% amount = $500

7% amount = $700

10% amount = $500

Total earnings = $2450

500

Find the WEEKLY tax payable for an annual taxable income of $199 000. 

(use a tax table)

$63097 per year

$1213.4 per week

500

If you buy a car on terms for $15,000 with a 10% deposit and 3 years of monthly payments of $450, how much interest are you paying in total over the 3 years?

Deposit = $1500

repayments in total = $16200

Total paid = $17700

Total interest = $2700

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