Please help me!. I'll mark brainliest. Thank you

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

M∠abc=138° and m∠def=31° . which statement is true about ∠abc and ∠def ? a: the angles are neither complementary nor supplementary. b: the angles are complementary. c: the angles are supplementary.

Each year a store decreased the price of a certain model of tv by $35 . if the price in 2001 was $1950 , what was the price in 2009