Question 1005032
1 meter = 1000 millimeters.


normal stride is 2.5 millimeters per step.


food source is 1.4 meters away * 1000 = 1400 millimeters away.


1400 millimeters / 2.5 millimeters = 560 steps at 2.5 millimeters per step.


with stilts, the ant oversteps the distance by .7 meters.


1.4 meters + .7 meters = 2.1 meters = 2100 millimeters.


2100 millimeters / 560 steps = 3.75 millimeters per step.


3.75 millimeters minus 2.5 millimeters = 1.25 millimeters.


the length of the ant's step was increased by 1.25 millimeters.


instead of covering 2.5 millimeters per step, the ant was covering 3.75 millimeters per stride.


2.5 * 560 steps = 1400 millimeters = 1.4 meters.


3.75 * 560 steps = 2100 millimeters = 2.1 meters.


2.1 meters is .7 meters more than 1.4 meters.