Assume a device manufacturer tests 100 devices. the first device fails at 100 hours. the last device fails at 200 hours. what is the device mtbf: a. 10,000 hoursb. 15,000 hours c. 20,000 hours d. 100 hours

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)