Ineed advice!

let's say somebody have a f in their second quarter grade. how does this person gets there grade up for the entire school year so this person flunk 6th grade.

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?