The Battle of 8Y

Equations

100

x - 2 = 8

x = 10

200

x / 2 = 7

x = 14

300

3x + 3 = 33

x=10

400

2x+20 = 80

x = 60

500

12 + 3x - 20 = 1

x= 3

Linear relationships

100

What direction is the y-axis?

y-axis = vertical axis/up

200

When plotting/reading coordinates, which axis do you read first?

x-axis

300

Will the gradient (-3,2)(4,-1) be positive or negative?

Negative gradient

400

What is the equation to determine the gradient?

Rise/Run

500

What is the equation for Pythagoras theorem?  

c² = a² + b²

Sports

100

Who won the 2023 state of origin series?

Queensland

200

How many NRL teams are based in NSW ?

10

300

Which country recently won the T20 World Cup?

India

400

Who is the all time leading scorer in the NBA?

LeBron James

500

How many gold medals did Australia win at the 2020 Olympics?

17

Riddles

100

What kind of coat can only be put on wet?

Paint

200

What is harder to catch the faster you run?

Your breath

300

If you have me, you will want to share me. If you share me, you will no longer have me. What am I?

A secret 

400

What is put on a table, cut, but never eaten?

A deck of cards

500

My life can be measured in hours. I serve by being devoured. Thin, I am quick; fat, I am slow. Wind is my foe. What am I?

A candle

General Knowledge

100

What galaxy do we live in?

The milky way

200

How many bones do sharks have?

None

300

Where did the Olympics first start?

Greece

400

What is the largest organ in the human body?

Skin

500

What is cynophobia?

The fear of dogs