A scientist collects a core sample from 60 km deep in Earth. Which characteristic will she most likely observe in this sample? The sample has high iron content. The sample is very hot and liquefied. The sample mainly consists of granite. The sample is very young.

Bis your answer to this

Idon't get it either

The answer is : v = 55 + 8m plug in m = 25 v = 55 + 8(25) = 255 25 minutes after baxter begins filling the tank, the volume of water in the tank will be 255 gallons. slope: m = 8 gal/min for every min the water is on, the volume of water in the tank increases by 55 gallons. y-intercept: 55 (0,55) the initial volume of water in the tank was 55 gallons.

The answer is number 4.