Karla ate lunch 8 minutes. how many seconds is this?

If anyone has done the algebra 2 chaos theory portfolio would you be wiling to me? i kind of know what i'm doing i just don't know if i'm doing it right.

Under normal conditions, 1.5 feet of snow will melt into 2 inches of water. during a winter season high in the mountains, 301 feet of snow fell. how many inches of water will there be when the snow melts?

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form