The exchange rate is \(1\) dollar \(=0.92\) euros. Change \(250\) dollars into euros.

Assessment: Mathematics 0580 | Paper 3 Mock 01 | Calculator (Core) Subject: Mathematics - 0580

Question 1 Report

The exchange rate is \(1\) dollar \(=0.92\) euros.

Change \(250\) dollars into euros.

Answer Details

The rate given is \( 1 \) dollar \( =0.92 \) euros, so every single dollar is worth \( 0.92 \) euros. To change dollars into euros you therefore multiply by \( 0.92 \).

\[ 250\times 0.92=230 \] [B1]

The answer is \( 230 \) euros.

Check the direction of the conversion before you press a key. Since \( 0.92 \) is less than \( 1 \), a sum of money is worth fewer euros than dollars, so the euro answer must be smaller than \( 250 \). Dividing by \( 0.92 \) would give about \( 271.7 \), a value larger than the amount you started with, which immediately shows the operation was the wrong way round.

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