NZ Level 5
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Unitary method for whole numbers

Interactive practice questions

Dave can wash $2$2 cars in $4$4 minutes.

a

How long would it take for him to wash 1 car?

b

How long would it take him to wash $20$20 cars?

Easy
Less than a minute
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Neil can walk $7$7 dogs in $49$49 minutes.

Buzz bought $6$6 stamps for $24.

Neil bought $10$10 stamps for $50.

Outcomes

NA5-1

Reason with linear proportions.

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