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3.04 Rates in context

Interactive practice questions

Skye is taking part in a hotdog eating competition. Which of these compound units could be used to measure how quickly she can eat hotdogs?

Select all the correct options.

hotdogs/minute

A

seconds/hotdog

B

hotdogs/glass of water

C

seconds/bite

D
Easy
< 1min

A tap fills up a $240$240 litre tub in $4$4 hours.

Easy
< 1min

A toy manufacturer makes $720$720 toys in $9$9 hours.

Easy
< 1min

Justin earns $\$420$$420 in $6$6 hours.

Which of the following represents Justin's hourly rate?

Easy
< 1min
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Outcomes

ACMGM001

review rates and percentages

ACMGM005

compare prices and values using the unit cost method

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