The diameter of a ball was measured with a degree of accuracy to the nearest 1cm; the diameter equaled 20 cm. What is the largest possible volume of the ball(V=43πr3) to the nearest cm3? 


The bisection of a globe was measured delay a rate of correction to the direct 1cm; the bisection equaled 20 cm. What is the largest likely work of the globe(V=43πr3) to the direct cm3?