9 Maths Recap

Term 1

100

The formula for calculating simple interest is I=PRT.

What does the letter T stand for?

Time

200

Simplify 2y + 3y² + 7y + 6 + 10y²

9y + 13y² + 6

300

Which of the following are like terms of 3b?

7ax, 2a, 3yz, 4b, 12x, 3b², 19ab

4b

400

Express m^-3 as a positive integer.

1/m³

500

What is 32 000 000 in scientific notation?

3.2x10⁷

Term 2

100

Calculate the mean of this data set.

2, 3, 4, 4, 5, 6, 7, 7, 8, 10

5.6

200

Calculate the mode of this data set.

2, 3, 4, 4, 5, 6, 7, 7, 8, 10

4 and 7

300

Calculate the median of this data set.

2, 3, 4, 4, 5, 6, 7, 7, 8, 10

5.5

400

What is the formula for surface area of a cylinder?

A=2πrh+2πr^2

500

Calculate the area of a rectangle with a width of 5cm and a length twice as long as the width

50cm²

Term 3

100

Solve for y

2y=10

y=5

200

solve for y

5y-5=20

y=5

300

solve for m

m+m=20

m=10

400

solve for p

p+p+4p=36

p=6

500

When working with linear patterns, what is the golden rule?

y=mx+c

Term 4

100

What is Pythagoras' Theorem?

c²=a²+b²

200

What is the acronym used to remember the three trigonometric functions?

SOH CAH TOA

300

A shape has a side length of 10cm, an image is create with a corresponding side length of 25cm. What is the sale factor?

Scale Factor =2.5

400

What is the inverse of sin(

sin^-1(

500

If the angle of elevation to a building is 32^o, and the building is 50m tall. Which Trig function would you use to calculate how far away the person is from the building?

Tangent ratio

General Knowledge

100

Which team won the 2023 AFL Grand Final?

Collingwood Magpies

200

Who is Australia's Prime Minister?

Anthony Albanese

300

How many Lord of the Rings films are there?

3

400

Which Country invented tea?

China

500

The Rugby League Pacific Bowl, held in October, consisted of these three teams.

PNG, Fiji, Cook Islands