Income
Simple Interest
Compound Interest
Rates & Ratios
Tax
100

What are the 2 main ways to earn an income?

Salary and wage

100

What is interest?

Money paid for the privileged of someone lending you money

100

What is the compound interest formula?

A = P(1+r)n

100

How is 3:5 written as a fraction?

3/5

100

What is tax? What is it for?

Tax is money paid to the government it is for public services such as hospitals, schools, roads, medicare etc.

200

What is an advantage of a salary earned income?

You know how much you're getting each year

or 

Don't spend the money straight away have to wait

200

What is simple interest?

The same interest year after year

200

What is depreciation including an example?

Depreciation is when an item loses their value over time for example cars

200

Simplify the ratio 10:25 by finding the HCF

HCF = 5

2:5

200

What is the idea behind tax?

The more money you earn the more you pay

300

What is it called when your gross income has deductions taken out?

Net income

300

What is the simple interest formula? And what do each pronumeral represent?

SI=Prn

SI = simple interest

P = principal

r = interest rate

n = number of periods

300

What is $15,000 at 9% p.a. compounded monthly?

$19,629.68

300

What is a ratio?

A comparison of two or more alike quantities

300

What can a teacher get deductions on?

laptop, pens, pencils, paper, arts and craft etc

400

How much would a electrician earn in 20 months if they earn $50,000 yearly?

$90,000

400

What is something you invest into and receiving interest for? 

Bank account 

400

Describe how to find the final balance using compounded interest?

Increase the balance of each term by multiplying by (rate + 100%)

400

Change the rate of 24% p.a into a monthly rate (as a decimal)

0.02

400

Using the table below how much tax does a doctor pay that has $300,000 in taxable income?

$180,001 and over*$54,547 plus 45c for every $1 over $180,000

$108,096.55

500

If a 3 week holiday was taken by a plumber that earn $600 a week. How much holiday pay would be earned?

$2115

500

Jenny invests $15,000 at a rate of 6% for 3 years. What is the simple interest and the amount available at the end of the 3 years?

$2,700 and $17,700

500

Find the cost of a car after 4 years if it loses value at a rate of 15% from the original price $30,000?

$15,660.19

500

Simplify 18:6:57

6:2:19

500

A farmer brought fencing equipment that was worth $100,000 and then got 10% in deductions. The farmer's taxable income is $82,000 including deductions. Using the table below find the amount of tax the farmer has to pay.

$37,001 - $80,000$3,572 plus 32.5c for each $1 over $37,000

tax = $14,947

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