Working Mathematically

# Working Mathematically I

## Interactive practice questions

The following table shows the number of passengers (in thousands) that flew from five airports over a number of years.

2011 2012 2013 2014
Essendon $458$458 $473$473 $479$479 $461$461
Avalon $330$330 $315$315 $317$317 $339$339
Luton $354$354 $344$344 $348$348 $356$356
Melbourne $296$296 $280$280 $288$288 $282$282
Orly $235$235 $244$244 $234$234 $237$237
All values are in thousands
a

How many passengers flew from Avalon in 2013?

b

How many passengers flew from Orly in 2014?

c

How many passengers flew from Melbourne in 2012?

d

How many passengers flew from Luton in 2011?

Easy
Approx 2 minutes

The following table shows the estimated cat population (in millions) in four countries over time.

If a $50%$50% acid solution is mixed with pure acid ($100%$100% acid), which of the following acid strengths are possible for the resulting mixture?

The product of two numbers is $18$18 and the sum of the two numbers is $11$11. What are the two numbers?

Write both numbers on the same line separated by a comma.

### Outcomes

#### NA4-1

Use a range of multiplicative strategies when operating on whole numbers