The dot plot below show the test scores of seventh-grade students and the fifth-grade students at a local school.

Translate this phrase into an algebraic expression. 21 more than twice goran's savings use the variable g to represent goran's savings. need to know fast.

Can someone me with this graph problem by the way i need to know the answers by today since this assignment is due ! !

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?