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Exchange Rate Ec Dollars
March 14th, 2009 by admin

Trick Maths Question?

Can you answer this question….but also show your working out?

Sarah went on holiday to Antigua.
In the shops, prices are given in either US Dollars ($) or in East Caribbean Dollars (EC$)
The exchange rate was $1 = EC$65

The price of a hat was EC$65

Sarah knew that £1 = $1.45

Work out the price of the hat in pounds

$1 = EC$65
the price is EC$65 i.e $1

now, £1 = $1.45
divide both sides by 1.45
£1/1.45 = $1.45/1.45
£0.69 = $1

this means $1 is approximately £0.69
i.e. price of hat in pounds is £0.69


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