algebra

posted by .

euros are currency used in several european countries. on one day in october 2005, you could exchange $3 for about 2.5 euros. how many dollars would you have needed to get 8 euros.

  • algebra -

    3/2.5 = x/8

    Cross multiply and solve for x.

    2.5x = 24
    x = 24/2.5
    x = 9.60

  • algebra -

    set up ratio
    3/2.5 = x/8
    2.5x = 24
    x = 9.6

    $9.60 for 8

  • algebra -

    opo

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math

    Many nations compare the value of their currency to the US dollar. On a day early in 2009, $1 CDN (1 Canadian dollar) was worth $0.8290 USD (US dollar). This is known as an exchange rate. On the same date $1 USD could be used to buy …
  2. Math

    Many nations compare the value of their currency to the US dollar. On a day early in 2009, $1 CDN (1 Canadian dollar) was worth $0.8290 USD (US dollar). This is known as an exchange rate. On the same date $1 USD could be used to buy …
  3. math

    Suppose you are exchanging currency in the London airport. The currency exchange service there only makes transactions in which one of the two currencies is British pounds, but you want to exchange dollars for Euros. Thus you first …
  4. math

    On a recent day, 8 euros were worth $9 and 24 euros were worth 24 euros were worth $27. Write an equation of the form y=(k)x to show the relationship between the number of euros and the value in dollars. Where y is dollars and x is …
  5. math

    On a recent day, 8 euros were worth $9 and 24 euros were worth 24 euros were worth $27. Write an equation of the form y=(k)x to show the relationship between the number of euros and the value in dollars. Where y is dollars and x is …
  6. MATH

    Suppose you are exchanging currency in the London airport. The currency exchange service there only makes transactions in which one of the two currencies is British pounds, but you want to exchange dollars for Euros. Thus you first …
  7. 7th Grade Matj

    On a recent day, 8 euros were worth $9 and 25 euros were worth $27. Write an equation of the form y = kx yo show the relationship between the number of euros and the value in dollars. ___________, where y is dollars and X is euros …
  8. 7th grade math

    On a recent day, 8 euros were worth $9 and 25 euros were worth $27. Write an equation of the form y = KX yo show the relationship between the number of euros and the value in dollars. ___________, where y is dollars and X is euros …
  9. MATH MS. SUE

    1. On a recent day, one U.S. dollar was worth 1.09 euros. If you were to exchange 157 euros on that day, how many U.S. dollars would you have received?
  10. math

    You return from a trip with 250 European euros. How much are your Euros worth in U.S Dollars U.S dollars per eurpoean euros European euros per U.S. dollars 0.9251

More Similar Questions