Question

A door-sill of a campus building 5 ft above ground level. To allow wheelchair access, the steps in front of the door are to be replaced by a straight ramp with constant slope 1/12 How long must the ramp be?

Answer 1

\[\Delta y = 5\]

Answer 2

\[\frac{\Delta y}{\Delta x} = ?\]

Answer 3

i dont know

Answer 4

the slope is the change in y divided by the change in x

Answer 5

So the slope is 1/12 and what now

Answer 6

sorry i dont even know what the change in x even is