On january 25, 2009, one u. s. dollar traded on the foreign exchange market for about 0.75 euros. therefore, one euro would have purchased about u. s. dollars.

Which of the following contains a variable?

Cuántos triángulos forman un diamante

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places