Question

Bethany lives in London.
Her cousin Pierre lives in Paris.
They are going on holiday together to America.

Pierre is offered an exchange rate of 1 euro to 1.07 dollars.
Bethany is offered an exchange rate of £1 to 1.25 dollars.

Bethany says using these exchange rates, £1 is worth ? euros

Complete Bethanys sentence. You must show all your working.

Answer 1

Given :   1 euro =  1.07 dollars.

£1 =  1.25 dollars.

To Find : £1 is worth how many euros

Solution:

£1 =  1.25 dollars.  

1 euro =  1.07 dollars.

=> 1.07 dollars. = 1 euro

=> 1  dollars. = 1 / 1.07 euro

=> 1.25 dollars. = 1.25 x 1 / 1.07 euro  

=> 1.25 dollars. = 1.168 euro  

£1 =  1.25 dollars.  

=> £1 =   1.168 euro  

=> £1 =   1.17 euro  

using these exchange rates, £1 is worth 1.17 euro

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