100 !
write each ratio as a fraction in lowest terms.

1.8 to 9

2.11 to 15

3.30 minutes to 90 minutes

Where m is the slope of the line and b is the y-intercept of the line, or the y-coordinate of the point at which the line crosses the y-axis. to write an equation in slope-intercept form, given a graph of that equation, pick two points on the line and use them to find the slope. this is the value of m in the equation.