Advd costs twice as much as a music cd. jack buys 2 dvds and 2 cds and spends $45. determine how much one cd costs. in dollars

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm. dist(80,475,33,1) =norm. inv(0.80,475,33) =norm. s.inv((80-475)/33)?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals