The time taken to paint a school varies inversely with the number of painters completing the task.
It takes 6 painters a total of 20 days to paint a school.
How many days would it take 15 painters to paint the same school?
Non-linear Relationships
What date is the HSC exam?
Monday, 19 October 2026
What comes next: 1, 1, 2, 3, 5, 8?
13
What room were we assigned in Year 11?
138
What does my sister do for work?
Tattoo
John knows that
• one Australian dollar is worth 0.62 euros
• one Vistabella dollar is worth 1.44 euros.
John changes 25 Australian dollars to Vistabella dollars.
How many Vistabella dollars will he get?
Linear Relationships
How many topic strands are there? (In year 12)
5 (Algebra, Measurement, Financial Math, Statistics, Networks)
I am an odd number. Take away one letter from my name, and I become even. What number am I?
Seven (remove the "s" to get "even")
Name all the students who are new additions to the class.
Alana, Lara, Kiara, Mia, Sarah, Valeria
What other subject can I teach?
Science (Biology)
Pedro is planning a statistical investigation.
List the steps that Pedro must follow to execute the statistical investigation correctly.
Bivariate Data Analysis
The current syllabus you are doing was developed in which year?
2017
If you add six to eleven, you get five. How is this correct?
In time/using a clock. 11:00 plus 6 hours equals 5:00pm
Name all students who dropped from this class
Billie, Demi, Ella, Evie, Lola, Tamara
How long have I been at the MSCW?
2 years exactly.
Dave’s school has computer security codes made up of four digits (eg 0773). Juanita’s school has computer security codes made up of five digits (eg. 30 568).
How many more codes are available at Juanita’s school than at Dave’s school?
Probability
How many topic did we cover (Year 11 and 12)?
24
I am the number that is both a square and a cube under 100. What am I?
64
Mr Jong
What year did I graduate?
2013
Doris is driving in a school zone at a speed of 35 kilometres per hour and needs to stop immediately to avoid an accident.
It takes her 1.25 seconds to react and her breaking distance is 5.3 metres.
Stopping distance can be calculated using the following formula
Stopping distance = braking distance + reaction time
What is Doris' total stopping distance? Give your answer to 1 decimal place.
Formulas and Equations
How many students are in the course altogether?
73
3 monkeys share a bunch of bananas. The first monkey takes 3 bananas. The second monkey then takes half of the remaining bananas. The third monkey takes the last banana.
How many bananas were in the original bunch?
5
What word did I mispronounce which you all continued to use for the next few weeks?
Good (Goo)
How many earrings do I wear?
7