Determinati numarul abc cu bara deasupra scris in baza 10 , cu a>b>c, stiind ca este indeplinita conditia abc-bc=40(b+c+5) (abc si bc cu bara deasupra)

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?