Alice drove 170 miles in 2.5 hours. At this rate, how far will she drive in 4 hours? miles

Factor a^3 - 3 + 3a^2 - a. a) (a - 1)(a + 1)(a + 3) b) (a^2 + 1)(a - 3) c) (a^2 - 3)(a + 1

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?