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VOn December 13, 2007, one U.S. dollar was worth 0.69 euro.(a) On that date, how many dollars was 71.33 euro worth?Round your answer to the nearest hundredth of a dollar.dollars(b) On that date, how many euro was 117.99 dollars worth?Round your answer to the nearest hundredth of a euro.I need help with both of these math problems.

Respuesta :

Given

One US dollar was worth 0.69 euro.

To find:

a) How many dollars was 71.33 euro worth?

b) How many euro was 117.99 dollars worth?

Explanation:

It is given that,

One US dollar was worth 0.69 euro.

Then,

a) Let x be the number of dollars.

That implies,

Since 1 dollar=0.69euro.

Then,

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