Calculate the expected gain or loss for stock mno. somebody me i’m !

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?