How to estimate the quotient of 57.8÷81

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Put the equation in slope intercept form by solving for y