Please please help me!! I will appreciate all the help :D

Find the slope of a line given the following two points

Which table represents a linear function? i'll give brainliest to first answer ^'^

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as