Based on the estimation of £3 to €4, then £15 to euros will be 20 euros.
This is because if £3 is equal to €4 the to get the amount of euro, we would divide the £15 by £3, then multiply by €4.
Therefore, in this case, £15 divided by £3 gives £5.
That means we will have multiples of 5 of €4 in the conversion we are looking for.
Hence, the multiple of 5 of €4 gives us €20 or 20 Euros.
Hence, in this case, the correct answer or conversion of euro we would get is 20 Euros.
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