Select the correct answer. The world produces about 3.9 billion tons of food every year. Of that amount, approximately 2.6 billion tons is consumed each year. The rest is wasted. What percentage of food is wasted every year? Choose the closest answer.

A.

30%

B.

33.33%

C.

60%

D.

66.66%

The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.