2 The surface area of a child’s model car is 200cm2.

The surface area of the full size car is 32m2.

Find the scale of the model in the form 1:n.

1: ............................................... [3]

14 Emily invests $x at a rate of 4% per year simple interest. After 5 years she has $26 interest.

Find the value of x.

x =

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on Oct 03, 2025 at 6:00 am



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