Hours worked salary earned 20 210 40 420 50 525 70 735 80 840 below is a chart for the number of hours worked and amount of money made during that time period. use the best-fit line to estimate how many hours will it take to make $1000. a) 90 b) 95 c) 100 d) 105

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.