Answer :
The exchange rate of US dollars to Polish zloty is 1:3.1264. The correct option is b. 1:3.1264
Calculating exchange rates
From the question, we are to determine the exchange rate of US dollars to Polish zloty
From the given information,
Gary exchanged US dollars for Euros at a rate of 1:0.7716
That is,
1 US dollar = 0.7716 Euros
Also, he exchanged Euros for Polish zloty at a rate of 1:4.0518
That is,
1 Euro = 4.0518 Polish zloty
Now, we will find the value of 0.7716 Euros in Polish zloty
Since 1 Euro = 4.0518 Polish zloty
Then,
0.7716 Euro = 0.7716 × 4.0518 Polish zloty
∴ 0.7716 Euro = 3.1264 Polish zloty
But
1 US dollar = 0.7716 Euros
Therefore,
1 US dollar = 3.1264 Polish zloty
Hence, the exchange rate of US dollars to Polish zloty is 1:3.1264. The correct option is b. 1:3.1264
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