I think it’s line segment
3/4 is the width but I’m not for sure so it might be wrong I’m sorryy
Population y that increases by a million people every year
1/3 percentage is 0.33% i just got that by dividing 1/3
2/3 percentage is 0.66% i got that the same way.
basically the difference the percentage between the two fractions is double
Radius = 50.93
Diameter = 101.86
Area = 8148.87